Baby Sleep Bag, Sleep Sack, Unisex. Size Small 3-6 months. 26"L x 16"W Very soft and gentle on baby skin. Long sleeves with foldable mittens to provide your little one full coverage in cold weather. Very cozy and comfortable for everyday sleeping. Two way zipper for easy diaper change. 95% cotton, 5% spandex, 100% polyester filing. Machine washable with like colors. Tumble dry. Thank you and happy Shopping!