When it comes to nighttime accidents, we’ve got you covered. Luxury cotton sandwiches a waterproof layer crafted from a certified waterproof membrane. The cotton absorbs any accidents, keeping your baby clean and dry for a comfortable night's sleep.Super soft and absorbent brushed cotton100% waterproofProvides a barrier against dust mites Fits the all-new SnuzPod 4 crib & mattressSize: 75.5 x 40cmOuter:100% CottonInner: 100% Polyurethane MembraneMachine washable at 40 degrees