SIZING：

S: 40x1.5cm (length x width), (collar adjustable size 25~40cm) suitable for cats, small dogs and medium-sized dogs to wear.

M: 50x1.5cm (LxW), (collar adjustable size 35~50cm) suitable for medium-sized dogs and large dogs.

L: 60x2.0cm (LxW), (collar adjustable size 40~60cm) suitable for large dogs and super large dogs.