The Baby Ktan ORIGINAL COTTON is made of a 100% natural cotton with unique one-way stretch. The soft fabric will give you and your little a warm and cozy hold. Wear baby in multiple positions, without any wrapping or buckling.  - Ergonomic positioning for healthy infant development. - Evenly distributes weight across back and shoulders. - Double-loop design slips on like a t-shirt.- Size: XS, S, M, L, XL- Colour: basic black,eggplant,heather gray, denim, natural organic, black breeze, white breeze, coral, ocean blue,      nifty shades of grey