Specification: 2 dimensions （S, M) S: The length of the traction belt is 120cm, the diameter is 1cm, and the adjustment range of the neck ring is 13-33cm.
Suitable for small dogs and cats less than 4kg
M/L: Length of traction belt 120cm; Diameter 1.5cm; Adjustment range of neck ring: 33-49cm
Suitable for dogs and cats less than 7.5kg
Please choose the size according to the actual size of your dog.