Size

Chest

Back Length

Pet Weight

XS

31-35cm

19-23cm

1.5kg

S

35-39cm

22-26cm

2-3kg

M

39-43cm

28-32cm

3.5-4.5kg

L

44-48cm

34-38cm

5-6kg

XL

51-55cm

38-42cm

6.5-8kg

The size chart is for reference only, it is recommended to measure the bust circumference, it is normal that there is a 2-3cm error in manual measurement.