Size

Chest

Pet Weight

S

32-50cm

3-7.5kg

M

48-68cm

8-17.5g

L

55-79cm

17.5-25kg

XL

64-89cm

25.5-35kg

2XL

72-99cm

35.5-45kg

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.