Meet the Graco Ultra 2-in-1 Premium Dual-Sided Crib and Toddler Mattress - a dual-sided crib and toddler bed ""mattress in a box"" that features an ultra-soft cover and a ""quick unzip"" feature for quick cleaning in case of accidents. Designed to adapt to your growing child, the Graco Ultra 2-in-1 Premium Dual-Sided Crib and Toddler Mattress has two unique (and clearly labeled) sides: a firmer side for infants, and a softer side for toddlers. The Graco Ultra 2-in-1 Premium Dual-Sided Crib and Toddler Mattress is Greenguard Gold Certified, Formaldehyde Free Certified by Ul, Oeko-tex Standard 100 Certified, Jpma Certified, and has a CertiPUR-us Certified foam core. The Graco Ultra 2-in-1 Premium Dual-Sided Crib and Toddler Mattress is free of fiberglass and free of chemical flame retardants.