Since you want the best for your baby, it is essential to choose a crib mattress made of the highest grade materials. Stokke produces wonderfully crafted baby crib mattresses made with superior materials. The Stokke Sleepi Mini Mattress is a Colgate-made foam crib mattress that is firm, strong and durable. Another option, the Stokke organic baby crib mattress is filled with coir making it dust mite free. The mattress also maintains the excellent thermal insulating properties of natural wool, ensuring your baby stays cozy. All Stokke organic crib mattresses are naturally fire retardant and no chemicals or synthetic materials are used in their products.