color: blue Material: PU leather+EVA Size: M Neck circumference (cm): 338-48 Bust (cm): 50-58 Length (cm): 36 The leash hole on the back allows you to walk your dog on a leash even in rainy days. There is a small pocket designed to store some snacks or garbage bags, which is very convenient. It is designed with a hook and loop belt, which is easy to put on and take off.