L.A. Baby Baby's Lullaby Crib Mattress: 88 heavy-duty 13.5 gauge coils for maximum durability 9 gauge border rod for extra strength and support Polyester fiber insulator pad for additional durability Non-toxic cover is tear and water-resistant Edge binding helps prevents seam splitting Fire barrier passes all Federal and State flammability standards Questions about product recalls? Items that are a part of a recall are removed from the Walmart.com site, and are no longer available for purchase. These items include Walmart.com items only, not those of Marketplace sellers. Customers who have purchased a recalled item will be notified by email or by letter sent to the address given at the time of purchase. For complete recall information, go to Walmart Recalls.