100% Cotton
HIGH QUALITY: This is a 1Tog summer model baby sleeping bag for room temperatures above 70 F. 100% knitted cotton outer shell, very soft 100% jersey cotton inner lining and high quality YKK zippers and snaps. Synthetic fibers like fleece and polyester are cheap but absorb moisture in very small amounts and hence are the least desirable fabrics touching your babies skin. With our bags, only soft 100% cotton touches your baby