Safe and exclusive design without snaps. Meets CPSC Safety requirements. Opens fully from bottom to easily change diaper. Ideal for an undisrupted sleep 70% viscose from bamboo/ 30% cotton This Spring, discover our Signature Collection by Perlimpinpin. With its perfect blend of viscose from bamboo and cotton, its silky touch and light airy texture, this collection is unique, just like your baby. This bamboo muslin sleep bag is breathable, lightweight and will get softer every time you wash it. Our products are carefully designed and tested in labs by a third party to make sure that no detail is left out for your baby's safety! 1 TOG keeps baby not too warm and not too cold throughout the night. It is suitable for warmer temperatures or for colder ones with proper sleepwear. Expanded assortment available online. This product is not available in our stores.