0-6 Years Vaenait Baby Kids Boys Double-Layered Cotton Wearable Blanket Sleeper Mint Owl Used long Lasting upgraded zipper. S (0-2T) / M (3T-4T) / L (5T-6T) This Blanket Sleeper 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 Unzips from the bottom for easy diaper changes