Pet traction school bag from backpack

Material: breathable mesh fabric, asonpet washed standard
Fabric: Close-fitting soft fabric, the strap is very soft

size:
S: abdominal circumference 36-50,
Handle length 130cm
Backpack length 15, recommended 6kg below

M: abdominal circumference 43-58
Handle length 130cm
Backpack length is 20, recommended below 10kg.

  Please allow 2-3cm differences due to manual measurement.
 As you know, the different computers display colors differently, the color of the actual item may vary slightly from the following imag