● Fits Standard Size(38" x 26") Playards: Measuring 38" x 26", this foldable Pack and Play Mattress Pad perfectly fits to most standard playards, cribs and toddler beds. And the rounded corners leave no dangerous gaps or risks, ensuring your baby's safety while sleeping and playing. Please measure your playard before buying.● Scientific Dual Sided Mattress: The optimal design features a 2-layer construction includes a firmer side made of 1.5" 27D sponge and a softer side made of 0.5" memory foam. The firmer side is suitable for newborn babies and you can flip the Play Yard Mattress over to the softer side for growing baby.● Removable and Waterproof Cover: The waterproof outer cover will bring maximum convenience to new mothers and fathers, making bed-wetting no longer troublesome. Also, the outer cover is machine washable and the premium zipper allows you to easily remove the cover for regular cleaning.● Foldable and Portable Design: This foldable and portable playpen mattress can be folded into a compact size for easy storage. In addition, this lightweight Pack and Play Crib mattress weighs only 3.5 lbs and the matched carry bag is built with 2 handles, which is convenient for taking out to daycare or traveling.● Built For Comfort and Safety: With 3" thick padding, the tri-fold pack and play mattress provides comfortable sleeping experience for your kid. The outer cover is breathable and skin-friendly fabric which is free of harmful chemicals. The precise stitching of the cover will avoid wrinkles and is comfortable to touch.