Safety Certifications: Meets flammability, lead, phthalate and CPSIA testing and does not contain toxic fire retardants. The crib mattress meets the16-CFR-1633,16-CFR-1632 and 16 CFR 1241 Federal Flammability tests | Firm Support: The crib mattress is made of high density foam. It provides good support and stability when the baby rolls over, avoiding the risk of personal injury and suffocation | Good Sleep: The surface of the toddler mattress is made of premium brushed fabric, is soft breathable and non-toxic material, so the toddler bed mattress doesn't make much noise at all and can improve the quality of sleep | Dual-Sided: Our toddler bed mattress size is 52""L x 27.6""W x 5""Th. Itàdesigned to be used on both sides and it is recommended that the mattress is flipped or rotated every 2-3 months to maximise performance | Customer Support: We stand by our commitment to quality and provide each customer with exclusive service to solve problems

?No Seams - Fits all 54 ""x29.5"" cribs?We use hand sewing techniques to provide a tight fit to the crib every time. No risk of unsafe space or losing pacifiers, toys on either side or corner of your crib. And this comfortable Crib & Toddler mattress meets 16-CFR-1633,16-CFR-1632,16-CFR-1241 standard. | ?Support?The crib mattress Made of soft and strong high grade memory foam. It has good support and stability when baby rolls over to avoid the risk of physical injury and suffocation. | ?Quiet and odorless?The surface of the crib mattress is made of high-grade velvet. The toddler mattress is very quiet and does not emit a pungent smell.More importantly, it is a breathable and non-toxic material. | ?Convenient?Cut open the bag with scissors (Note: Do not cut to the todder bed mattress). 72 hours, the baby mattress will quickly recover to 90%-95%.Leave it for 3-5 days for normal use. | ?Service?We stand by our commitment to quality and have incredible customer support. We care about you and your children, so if you have any questions, please feel free to contact us.