This is a handmade belly warmer for dogs, made with fluffy, warm boa fleece. It protects your dog from the winter cold. It's easy to put on, just fasten the two Velcro straps around the neck and chest, and it's unlikely to come off. This is a finished product for girls. Chihuahua size. The size of my Maltese♀️, with a neck circumference of 23cm and a chest circumference of 34cm, fits perfectly. Please use this as a reference. Finished size: Neck circumference: 29-31cm Chest circumference: 42cm-45cm Width: 13cm This is handmade by an amateur, so there may be some stitching errors or distortions. Please understand this before purchasing.