Size

Chest

Back Length

Pet Weight

XS

28-32cm

18-22cm

1.5kg

S

36-40cm

23-27cm

2-3kg

M

40-44cm

28-32cm

3.5-4.5kg

L

44-48cm

33-37cm

5-6kg

XL

52-56cm

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.