Double-sided Comfortable And Breathable Material The front of the newborn nests cover is made of 100% natural organic cotton, the back and built-in headrest are made of 3D honeycomb structured fabric and the sandwich is made of 3D polyester as filling material, the quilting process of our baby ned mattress protector increases air flow, you can choose either side according to your baby's favourite or temperature. Faux Womb Sleeper, Growing Design The baby bed cover uses the bionic concept to mimic the warmth of a mother's womb, and the wraparound compact space of the baby bed cover gives your baby a full sense of security. With a removable U-shaped cushion, the buttons on the U-shaped cushion can be adjusted as baby grows to change the size of the cot. Suitable for babies from 0-12 months. Lightweight and Convenient "mobile baby bed" The portable infant bed pad measures approximately 33.1*19.7 inches, 4.3 inches thick and weighs only 22oz (0.6kg), foldable and easy to carry, the baby lounger cover can be used as portable changing pad, travel bed, baby changing basket pad, baby gym & playmat, playard bedding and more are essential for baby on the go. Mum can use our portable baby sleeper with confidence and it also makes the perfect shower gift or Christmas gift for new mums. Washable and Durable Our baby nest covers are easy to clean after the occasional nighttime mishap. We use strong reinforced threads, a protected waterproof lining and the highest quality fibres to make a soft but durable baby mattress protector that will not shrink, warp or fade even after hundreds of washings and dryings. Machine washable in full shell, no disassembly required. Highest Level of Certification Newborn lounger cover for a sweet dream for your baby.