Reference size;

S: Back length 20 CM; chest 31 CM
M: Back length 25 CM ; chest 36 CM
L: Back length 30 CM; chest 41 CM
XL: back length 35 CM; chest 46 CM
XXL: back length 40 CM; chest 51 CM

S (recommended weight 1-1.5 kg)
M (recommended weight 2-2.5 kg)
L (recommended weight 3-3.5 kg)
XL (recommended weight 4-5 kg)
XXL (recommended weight 5.5-7 kg)

Note:
1. Manual measurements may have 2-3 cm error.
2. For the two legs Clothes , pls pay attention to chest girth, And for four legs, must fit for chest girth and back length.
3. For the growing pet, you’d better choose the bigger size.
Please, make sure of these actual measurements will fit you!