Serta's Tranquility Deluxe Firm Crib & Toddler Mattress is the perfect choice for baby with its firm construction and duel-sided design that allows it to go from crib to toddler bed. Inside this superior mattress you’ll find 240 heavy-duty innerspring coils for a firm surface, an added thermo–bonded polyester layer for comfort, plus air vents for proper air circulation and border wire for increased support and stability. Labeled for your convenience, the infant side is the ideal firmness for newborns, while the toddler side is outfitted with a thin layer of visco memory foam for comfort that helps for restful nights.

All Serta crib mattresses are GREENGUARD Gold Certified and meet the strictest standards offered by the GREENGUARD Environmental Institute, which recognizes products with low chemical emissions, contributing to improved indoor air quality.