Size XS, 1:0 TOG. Used once/brand new. Color: Cloud 97% Rayon made from Bamboo, 3% Spandex 1.0 Tog Sleep Bag in Size XS Extremely soft, breathable, stretchy and luxurious fabric Fully removable swaddle wrap attached to the sleep bag via Velcro, which allows for different positioning of the swaddle as baby grows. Swaddle piece features 2 layers of buttery soft bamboo rayon, an adjustable Velcro strip closure to form a perfect swaddle on babies of different sizes. When used on its own after swaddling piece is removed, sleep bag is designed to safely fit a newborn up to 13 lbs. J-shaped double zipper on the sleep bag for convenient diaper changes