The Baby Ktan ACTIVE is made of a breathable hi-tech performance fabric that wicks away moisture and sweat, blocks over 90% of the sun harmful UVA and UVB rays, and provides a unique temperature control. - 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