Vaenait baby Toddler Kids Girls Boys Unisex Cotton Wearable Blanket Sleeping Bag S (1-3 Years) / M (3-5 Years) / L (5-7 Years) This sleepsack can't be kicked off so baby stays warm all night. Sleeveless to allow for ease of dressing and freedom of movement. Breathable fabric keeps baby warm and comfortable Please zip up the zipper when you machine wash .