Your sweet baby will be comfy cozy warm in these sweet teddy bear jammies. It's all one piece with jersey stretch and fleece lined for warmth. This one piece suit pulls over your pet's head and front and back legs slip into leg openings. The underneath and rear are open to stay clean and dry when your baby does it's business. Returns accepted in good condition. Buyer pays return shipping. Ships to USA only. *Note Sizing: Should generally accommodate a pup with length of back (from base of neck down the back to tail) of 14-16"; neck size of 11-13"; chest circumference of 16-19". Please measure your pet as sizes are not the same everywhere, depending on the manufacturer.** When taking your pet's measurements, measure around the neck where the collar lays; measure the length from the base of neck down the back towards tail; measure the circumference of the largest part of the chest, usually just behind the front legs.  Please check out my other items as well. I add new items frequently so please check back periodically. Thank-you for shopping!