Beautiful merino wool zippered sleep sack in great condition. The fabric is very soft and has adorable butterflies on it. Here's a description from the product page: FEATURES & BENEFITS Premium Natural Fabrics: silky soft Australian merino wool lining & organic cotton outer Can be used in all 4 seasons - suitable for room temperatures 63-75F (17-24C) Merino wool regulates body temperature unlike any other fiber, keeping baby warm when it's cold and cool when it's hot Two-way zipper for easy dressing and diaper changes Zipper guards to protect child's skin and to discourage child from chewing on the zipper pull Nursery thermometer with dressing guide included Bearing the OEKO-TEX® STANDARD 100 label (23.HUS.59156, Hohenstein HTTI) this product has passed safety tests for the presence of harmful substances. Woolmark® and RWS certified merino wool (Responsible Wool Standard - cruelty-free, mulesing-free wool); GOTS certified organic cotton.