The Storkcraft Petal 4-in-1 Convertible Mini Crib with Bonus Crib Mattress is a stylish space-saving choice for parents who want great design and functionality. Greenguard Gold Certified, it meets strict safety standards for indoor air quality. Unlike mini cribs that include only a mattress pad, the Petal comes with a Jpma Certified 2.75-inch foam crib mattress featuring a water-resistant cover and breathable foam core.Designed to grow with your baby, it has an adjustable mattress base with 4 height options and converts from a mini crib to a daybed, twin-size bed with high footboard, and twin-size bed with low footboard. Jpma Certified and compliant with Astm and Cpsc safety standards, it s backed by Storkcraft s 1-year warranty.3-inch foam crib mattress included. Conversion kit sold separately.Storkcraft is a 2020 Women's Choice Award winner for customer-recommended baby and kids' furniture.