Give Your Baby a Better Overall Sleep! This next to me crib mattress is wrapped in a Bamboo cover. Our unique Bamboo cover has a specific breathable fabric that provides better sleep for your baby. Soft and Breathable Crib Mattress This crib mattress was designed to fit next to me bedside crib. But it works for other bedside cribs if they are of the same size 50x83cm. Combine to have ideal fit! Combine with other Comfier Sleep products to be 100% sure they will fit perfectly. Protect your new mattress with a waterproof protector and then you can add ultra soft Organic cotton fitted sheets on top. Next to me crib mattress will fit perfectly with other items from our brand. Soft But Supportive This crib mattress is made from medium-density foam to give just the perfect amount of support and comfort to your baby.