Meet the Graco Premium Foam Crib & Toddler Mattress — America's #1 Crib Mattress (Based on dollars sold, according to 2019–2024 market data compiled by The NPD Group). Designed with families in mind, this award-winning baby crib and toddler bed mattress delivers exceptional comfort, safety, and quality backed by trusted certifications. This mattress features a premium, soft OEKO-TEX® STANDARD 100 Certified cover, tested against over 1,000 harmful substances to help keep your baby safe and comfortable. The machine-washable cover has a waterproof sleep surface, making cleanup simple and stress-free. Just unzip the outer cover, machine wash in cold water on a delicate cycle (no bleach), and hang to dry — do not place in the dryer. The Graco Premium Foam Crib & Toddler Mattress is GREENGUARD Gold Certified and UL Formaldehyde Free Validated, meaning it’s been screened for more than 15,000 chemicals and VOCs known to pollute indoor air and independently tested to be free from formaldehyde. Its CertiPUR-US® Certified foam core meets high standards for content, emissions, and durability, and is analyzed by accredited third-party laboratories for performance and safety. Additionally, it’s Baby Safety Alliance Verified, ensuring compliance with the most rigorous safety standards through third-party testing. Recognized for its excellence, this mattress is the proud recipient of the Parent Tested Parent Approved (PTPA) Seal of Approval and the 2025 PTPA Top Product Award. For your convenience, the fiberglass-free mattress arrives compressed in a box for easy setup. For best results, unbox immediately upon delivery and allow up to 48 hours in a room temperature setting for full expansion. Designed to fit any standard full-size crib or toddler bed, this mattress measures 52"L x 28"W x up to 4.5"H and weighs approximately 7 pounds. The core is made of 100% polyurethane foam, while the removable cover is 100% polyester. Backed by a 10-year limited manufacturer’s warranty, the Graco Premium Foam Crib & Toddler Mattress is exclusively manufactured by Stork Craft Manufacturing (USA) Inc., proud licensee of the Graco® brand for nursery and toddler furniture.