Give your baby the best start with the DuoBreathe 2-Stage Premium Crib Mattress & Toddler Mattress, designed for breathable comfort, long-lasting freshness, and trusted safety. Featuring all-around mesh sides and an easy zip-off, machine-washable cover, this mattress promotes airflow and keeps the sleep surface cool and hygienic. A built-in waterproof barrier helps protect against accidents and prevents mold, odors, and moisture buildup—no PVC, no polyurethane foam, no latex, and no hard plastic noodle weave polyethylene foam. Crafted with a hypoallergenic, Earth-friendly fiber core, this lightweight crib mattress (under 10 lbs) offers firm support for infants on one side and cushioned comfort for toddlers on the other. ASTM-tested for firmness and certified for GREENGUARD GOLD air quality standards, it contains no harsh VOCs, lead, phthalates, or chemical flame retardants—just clean, breathable, and safe sleep for your baby. With a sleek design that fits standard full-size cribs and toddler beds (measuring 52" L x 28" W with square corners), the DuoBreathe ensures a snug, secure fit. Whether you're a new parent building your baby registry or upgrading your nursery essentials, this is the perfect 2-stage crib mattress for safety-conscious families. Proudly made in the USA by Sealy Baby, America's #1 crib mattress brand, trusted by parents for generations. Enjoy peace of mind with a mattress that meets the highest standards in baby sleep safety and comfort.