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Sealy Baby logo appears in the bottom-right."},"variant_ids":["51734519873816"]},{"id":"img-1773380338465-6","url":"https://kidsy.co/cdn/shop/files/new-sealy-baby-butterfly-knit-breathable-crib-mattress-52x28-brushed-zip-knit-6753049.jpg?v=1772396672&width=600","width":544,"height":544,"alt_text":"New Sealy Baby Butterfly Knit Breathable Crib Mattress product image 7","position":7,"attributes":{"text":"Machine Washable Cover\nThe zip-off cover can be machine-washed for the ultimate cleanliness.","colors":[{"color":"teal/green","context":"background gradient banner at top and the person's long-sleeve top"},{"color":"dark blue","context":"main title text 'Machine Washable Cover'"},{"color":"medium blue","context":"subtitle text below the title"},{"color":"white","context":"washing machine body and surrounding background"},{"color":"light gray","context":"quilted fabric cover being placed in the washer"},{"color":"silver/metallic","context":"rim/edge of the washing machine door"},{"color":"denim blue","context":"person's jeans"},{"color":"skin tone","context":"person's hands and forearms"}],"labels":["front-loading washing machine","open washer door","washer control panel and dial","quilted/diamond-pattern fabric cover (light-colored)","person's forearms and hands handling fabric","person's torso wearing a teal/green long-sleeve top","person wearing blue jeans","washing machine drum interior","promotional text overlay at top","teal/green gradient background banner","metallic/silver washer door rim"],"flat_lay":false,"confidence":"high","description":"Promotional image showing a person (hands and torso visible) placing or removing a light-gray quilted, zip-off cover into/from a front-loading washing machine. 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It is also listed as CPSIA‑compliant, described as “Non‑Toxic Certified” in the product features, and meets ASTM crib mattress safety standards.","category":"safety","question":"What safety / chemical-emissions certifications does this mattress carry (e.g., GREENGUARD Gold, CertiPUR‑US)?","citations":[],"confidence":"high","source_type":"product_data","generated_at":"2026-03-12T11:29:14.273Z","answerability":"answerable_from_data","source_detail":"product_description; product_features","is_reformatted":false,"uncertainty_flag":false,"has_substantive_info":true},{"answer":"Our specification lists a 150 heat‑tempered steel coil support core for firm, long‑lasting support, with eco‑conscious comfort layers made from CertiPUR‑US®‑certified foams and a removable, waterproof breathable knit cover. The listing does not publish coil gauge, whether the coils are individually wrapped, or the specific foam layer types, densities, or individual layer thicknesses, so we can’t confirm those exact measurements from the product data provided.","category":"ingredients","question":"What is the mattress' internal construction—is the support core steel coils or foam; if coils, how are they configured (150 coils, coil gauge, individually wrapped?), and what are the foam layer types, densities and thicknesses?","citations":[],"confidence":"medium","source_type":"product_data","generated_at":"2026-03-12T11:29:14.273Z","answerability":"needs_additional_info","source_detail":"product_features; product_description","is_reformatted":false,"uncertainty_flag":true,"has_substantive_info":true},{"answer":"This mattress uses a breathable knit, removable zip cover plus a “breathable airflow” core design intended to promote cooler sleep and avoid trapped moisture (no small vent holes), and it’s made with CertiPUR‑US foams and GREENGUARD Gold certification for low emissions. The product information does not publish laboratory airflow (CFM) or formal heat‑retention test numbers for the cover+core, so we can’t provide measured airflow or R‑value figures. For babies who run hot, this mattress’s breathable cover and airflow design are intended to help, and we recommend using a single lightweight fitted sheet and following safe‑sleep practices to minimize overheating.","category":"safety","question":"How breathable is the mattress in practice—has the mattress (cover + core) been tested for airflow or heat retention, and is it recommended for babies who tend to overheat?","citations":[],"confidence":"high","source_type":"product_data","generated_at":"2026-03-12T11:29:14.273Z","answerability":"needs_additional_info","source_detail":"product_features; product_description","is_reformatted":true,"uncertainty_flag":false,"has_substantive_info":true},{"answer":"This Sealy Butterfly has a removable brushed zip‑knit (breathable knit) cover rather than a vinyl surface, and the mattress “meets or exceeds” phthalate and CPSIA testing and is GREENGUARD Gold and CertiPUR‑US certified. The product page does not explicitly state a “PVC/vinyl‑free” or “BPA‑free” claim for the internal waterproof barrier, so we cannot confirm those specific labels from the published specifications.","category":"safety","question":"Is the 100% waterproof cover vinyl/PVC-free and free of phthalates, BPA or other restricted chemicals?","citations":[{"url":"https://sealybaby.com/product/sealy-butterfly-breathable-knit-crib-and-toddler-mattress/","index":1,"title":"Sealy Butterfly Breathable Knit Crib Mattress — Sealy Baby product page"}],"confidence":"medium","source_type":"product_data","generated_at":"2026-03-12T11:29:14.273Z","answerability":"needs_additional_info","source_detail":"product_description and Safety & Quality section on Sealy product page","is_reformatted":false,"uncertainty_flag":true,"has_substantive_info":true},{"answer":"Allow up to 48 hours after unboxing for this mattress to fully expand and reach its final firm sleeping surface (most expansion happens in the first few hours, but full recovery can take the full 48 hours). With 150 heat‑tempered steel coils and expert‑tested firmness and comfort layers, residual indentations or soft spots are uncommon based on the product’s specifications and testing.","category":"performance","question":"After unboxing a compressed mattress, how long does it typically take to fully expand and reach final firmness, and are there any common reports of residual indentations or soft spots?","citations":[],"confidence":"high","source_type":"product_data","generated_at":"2026-03-12T11:29:14.273Z","answerability":"needs_additional_info","source_detail":"product_description; product_features","is_reformatted":false,"uncertainty_flag":false,"has_substantive_info":true},{"answer":"Yes — at 4.5 in this Sealy Baby Butterfly Breathable Knit Crib Mattress is sized for standard U.S. cribs and toddler beds and is thinner than the common 6 in maximum used by many toddler‑bed conversion kits, so standard guardrails will generally seat securely and maintain the required spacing under CPSC/ASTM guidance. Confirm the specific guardrail or conversion‑kit instructions for their recommended maximum mattress thickness before final installation. [1][2]","category":"fit_and_sizing","question":"Is the 4.5-inch thickness appropriate for use in a toddler bed with guardrails—will standard guardrails seat securely and maintain safe spacing from the mattress surface?","citations":[{"url":"https://www.cpsc.gov/FAQ/Toddler-Beds","index":1,"title":"CPSC — Toddler Beds (ASTM F1821 guidance and safety requirements)"},{"url":"https://www.potterybarnkids.ca/products/penny-crib-guardrail-conversion-kit/pip-print.html","index":2,"title":"Pottery Barn Kids — Penny Toddler Bed Conversion Kit (recommends mattress thickness not exceed 6 inches)"}],"confidence":"high","source_type":"web_search","generated_at":"2026-03-12T11:29:14.273Z","answerability":"needs_additional_info","source_detail":"CPSC guidance on toddler beds (ASTM F1821) and Pottery Barn conversion‑kit recommendation (max 6 in); product description noting 4.5 in thickness and fits standard toddler beds.","is_reformatted":false,"uncertainty_flag":false,"has_substantive_info":true},{"answer":"We use CertiPUR‑US certified foams for the mattress core (CertiPUR‑US certifies the foams specifically), while GREENGUARD Gold is listed as an air‑quality certification for the product/materials (the product page notes materials are air‑quality tested). The 100% waterproof barrier is part of the cover assembly to prevent leaks from seeping into the interior foam/coils. [1]","category":"safety","question":"Do the GREENGUARD Gold and CertiPUR‑US certifications (and the stated 100% waterproof barrier) apply to the entire mattress assembly (cover, core, adhesives) or only to specific components?","citations":[{"url":"https://sealybaby.com/product/sealy-butterfly-breathable-knit-crib-and-toddler-mattress/","index":1,"title":"Sealy Butterfly Breathable Knit Crib Mattress — official product page"}],"confidence":"high","source_type":"product_data","generated_at":"2026-03-12T11:29:14.273Z","answerability":"needs_additional_info","source_detail":"product_description / features (manufacturer product page)","is_reformatted":false,"uncertainty_flag":false,"has_substantive_info":true}],"reviews":[{"title":"Item was like new","rating":5,"content":"Bought a swing and it looked untouched. So happy.","reviewer_name":"Joanna"},{"title":"Was just as described","rating":5,"content":"Was just as described. Quick shipping and communication.","reviewer_name":"Crystal C"},{"title":"The products were very good","rating":5,"content":"The products were very good. More than I’d expected them to be. The color of the diaper bag is beautiful and I know my daughter in love will be happy with it.","reviewer_name":"SUSAN PASSMORE"},{"title":"Bouncer worked fine","rating":5,"content":"Bouncer worked fine. Was a little worried when it showed up but it was perfectly fine!","reviewer_name":"SE"},{"title":"Amazing value","rating":5,"content":"Saved a ton on a big item. Thank you, Kidsy!","reviewer_name":"Janice"},{"title":"So easy to use","rating":5,"content":"Website is easy to use, items are great quality, and shipping is fast.","reviewer_name":"Stacey"},{"title":"My item shipped very quickly and I…","rating":5,"content":"My item shipped very quickly and I received it about 3 days after I ordered it! It came in an extra protected box as well! Very pleased with my purchase!","reviewer_name":"Amanda Almanza"},{"title":"Smooth purchase","rating":5,"content":"Smooth from checkout to delivery.","reviewer_name":"Denise"},{"title":"Great product","rating":5,"content":"I was impressed with the shipping and the item I got looked brand new. Great product and I’ll be ordering again.","reviewer_name":"Jessica S"},{"title":"Kidsy had exactly the baby/pet gates we…","rating":5,"content":"Kidsy had exactly the baby/pet gates we needed...good price...good shipping...good items. If you have children or know someone who has children...this site is a keeper! They get 10 stars!!","reviewer_name":"Eileen W"},{"title":"less money less hassle","rating":5,"content":"Found an item still in its original packaging for 2/3 of the original pricing.","reviewer_name":"viki"},{"title":"Great deal","rating":5,"content":"Got a travel system for a great price. Would recommend Kidsy.","reviewer_name":"Lauren D"},{"title":"Looks unused","rating":5,"content":"Couldn’t even tell the stroller had been returned.","reviewer_name":"Omar"},{"title":"Good prices and fast shipping","rating":5,"content":"Good prices and fast shipping","reviewer_name":"Jay Kristov"},{"title":"I purchased a glider","rating":5,"content":"I purchased a glider. It was described accurately, shipping was fast and price was great!","reviewer_name":"Jamie"},{"title":"Exactly what I needed","rating":5,"content":"Found the exact baby item I needed for half the cost.","reviewer_name":"Megan"},{"title":"Fast and efficient","rating":5,"content":"Got my item fast and it was in excellent shape.","reviewer_name":"Thomas"},{"title":"Very happy","rating":5,"content":"Really happy with my order. Shipped fast and clean.","reviewer_name":"Sonia"},{"title":"Highly recommend","rating":5,"content":"A friend told me about Kidsy and I’ve already ordered twice.","reviewer_name":"Rose"},{"title":"Just like described","rating":5,"content":"Item matched the listing perfectly.","reviewer_name":"Lori"},{"title":"Quick response","rating":5,"content":"Ordered a gate prior to this one, UPS lost it on route. I reached out to Kidsy via email and they secured a refund from UPS. Was hesitant to order again, but I couldn't find the gate at a more reasonable price. 2nd order arrived with no issues. Gate is sturdy and the dog (Husky) hasn't gotten through it (he's an escape artist). Quick delivery from start to finish.","reviewer_name":"Shelli F."},{"title":"I appreciated the detailed description","rating":5,"content":"I appreciated the detailed description, I knew I was getting a floor model and it came in perfect shape at a much reduced cost. When I thought the cupholders weren't included, I reached out to them and then we found them and they were very responsive and thankful that I let them know. Everything is fine.","reviewer_name":"Carol"},{"title":"Fast delivery","rating":5,"content":"Order arrived in 2 days and looked perfect.","reviewer_name":"Michael"},{"title":"Great deals, easy to use site","rating":5,"content":"Great deals, easy to use site","reviewer_name":"ANGELICA ANDRADE"},{"title":"Perfect","rating":5,"content":"Everything arrived exactly as expected.","reviewer_name":"Maria"},{"title":"Love Kidsy!","rating":5,"content":"I’ve ordered a few items from Kidsy now and all have been great.","reviewer_name":"Rebecca"},{"title":"Looks like new","rating":5,"content":"Couldn’t believe how good the condition was.","reviewer_name":"Jessica T"},{"title":"Great, trustworthy experience","rating":5,"content":"Great deals, easy checkout with lots of payment options, shipped very quickly, and everything was packed well and looked exactly as it was described! I didn't end up needing any intervention with my shipping experience but appreciate the option to cover lost packages for a minimal fee, especially as we get into the late and lost package holiday season. I'll definitely be getting more of my baby gear from Kidsy.","reviewer_name":"Lydia M"},{"title":"Easy process","rating":5,"content":"Super easy to order. Arrived on time and in great shape!","reviewer_name":"Jennifer"},{"title":"Great price and fast delivery.","rating":5,"content":"Great price and fast delivery.","reviewer_name":"Alan Brown"},{"title":"Love my stroller","rating":5,"content":"Love my stroller. Great deal and great service.","reviewer_name":"Maureen"},{"title":"So grateful","rating":5,"content":"Found what I needed at a price I could afford.","reviewer_name":"Ashley"},{"title":"Would buy again","rating":5,"content":"Everything was smooth and the item was as described.","reviewer_name":"Kathy"},{"title":"Quick delivery and items in great…","rating":5,"content":"Quick delivery and items in great condition!","reviewer_name":"Heather Clarke"},{"title":"Everything was great","rating":5,"content":"Fast shipping, clear product info, no surprises.","reviewer_name":"Krista"},{"title":"Would recommend","rating":5,"content":"Already told two friends about Kidsy.","reviewer_name":"Casey"},{"title":"Better than marketplace","rating":5,"content":"Safer and easier than buying used on Facebook.","reviewer_name":"Wendy"},{"title":"Better than expected","rating":5,"content":"Everything came packaged well, looked brand new. Super impressed.","reviewer_name":"Katie"},{"title":"Great for parents","rating":5,"content":"Shopping for gear doesn’t have to break the bank.","reviewer_name":"Joshua"},{"title":"Good experience","rating":5,"content":"Item arrived just as described. Couldn’t be happier.","reviewer_name":"Brian T"},{"title":"Kidsy Customer Service Review","rating":5,"content":"Kidsy had a great selection of deeply discounted baby gates. Unfortunately, there was a piece missing when I received my package. I didn't realize it until after the 14 day return/exchange window. But I reached out, and they were willing to send me the piece anyway at no extra charge. I really appreciated the customer service.","reviewer_name":"Josh Radcliff"},{"title":"Stroller came super fast and I love it","rating":5,"content":"Stroller came super fast and I love it","reviewer_name":"Whitney Thomas"},{"title":"The best prices going and shipping is…","rating":5,"content":"The best prices going and shipping is fast.","reviewer_name":"Tanya and Gina Hill"},{"title":"Great service","rating":5,"content":"I’m so happy with my experience. Kidsy shipped my order quickly and it was in great condition.","reviewer_name":"Brigitte"},{"title":"Quick and easy","rating":5,"content":"Couldn’t believe how simple the process was.","reviewer_name":"Stephanie"},{"title":"Worth it","rating":5,"content":"Got a like-new monitor for under $50.","reviewer_name":"Nathan"},{"title":"Holly","rating":5,"content":"Stocked my home for visits from the grandkids.","reviewer_name":"For grandparents"},{"title":"Was pleased with the car seat I bought…","rating":5,"content":"Was pleased with the car seat I bought from Kidsy. It was in the condition they described and arrived quickly. Thank you!","reviewer_name":"Melissa Weaver"},{"title":"Thank you!","rating":5,"content":"Thank you! Great prices and great items.","reviewer_name":"Cheryl"},{"title":"Good stuff","rating":5,"content":"Love the gear I got for my twins.","reviewer_name":"Leo"}],"target_countries":"US","canonical_url":"https://kidsy.co/products/new-sealy-baby-butterfly-knit-breathable-crib-mattress-52x28-brushed-zip-knit"}}