FLEXIBLE FIT - Measures 39''x27'', designed specifically to fit standard pack and play of most brands or other portable and mini crib mattress 38" x 24". Deep pockets make sure the mattress cover universal fit mattress up to 5 inch thick. 2 pack playpen mattress pads are much more affordable and make it more convenient for parents to change them at regular intervals. | QUILTED AND SOFT FABRIC - Made of soft and breathable fabric which makes our pack and play mattress protector comfortable to touch, especially perfect for baby delicate skin. The quilted process increases air flow and helps regulate sleeping temperature. | WATERPROOF FUNCTION - Our quilted mattress cover provides the perfect combination of cushioned comfort and complete waterproof protection to ensure a better night's sleep, it can fully protect moisture from baby’s skin faster and keep your mattress clean by absorbing spills, sweat and any liquids.There is no worry about those leaky bottle messes or potty training misses anymore! | WASHABLE AND DURABLE - The pack and play waterproof protector is easy to clean up after occasional night time accident. We use strong, reinforced threads, protected waterproof lining and top notch fibers to make this a soft but long-lasting playard mattress cover that will withstand hundreds of washing and drying cycles and will never shrink!