Size

Chest

Neck

Pet Weight

XS

40cm

26cm

2.5-3.5kg

S

44cm

30cm

3.5-4.5kg

M

48cm

36cm

5-6.5kg

L

52cm

40cm

7-9kg

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.