DIBAKO Pack and Play Mattress A cozy pack and play mattress for your baby to enjoy happy playtime and restful sleep anywhere. Ultra-Breathable and Skin Friendly 100% breathable cover allows air to flow through fabric &under baby, suitable for baby's sensitive skin. Universal Fit for Most Portable/Mini Cribs Our 38x26 pack and play mattress is suitable for most pack-n-plays, portable crib and mini cribs, offering a better fit and more versatility. Please NOTE that carefully measure the crib before buying. CertiPUR-US Certified Foam Our baby mattress features CertiPUR-US certified foam which can provide a safe and comfortable place for your baby to rest and play. Removable Cover & Machine Washable Machine washable, removable zipper cover, the bottom of the mini crib mattress cover is equipped with an anti-slip design, ensuring maximum safety and comfort for your baby.