IMPORTANT: Please check the size chart below carefully before choosing your size, there may be a 2-3 cm error in measurement! (1 inch = 2.54 cm). Most items are recommended to order at least one size up than your cat’s regular size.
| Size | Back length | Chest Girth | Reference weight |
| S | 25cm/9.84” | 34cm/13.39” | 1.5-3kg/3.3-6.6lb |
| M | 30cm/11.81” | 40cm/15.75” | 2.5-4.5kg/5.5-9.9lb |
| L | 35cm/13.78” | 48cm/18.90” | 4-5.5kg/8.8-12.1lb |
| XL | 40cm/15.75” | 54cm/21.26” | 5-6.5kg/11-14.3lb |
