Size Chart: Size --- Back Length --------- Bust ---------------- Neck ---------- Suitable Dog Weight XS ----- 6.3"/16cm ------- 10.63"/27cm -------- 7.87"/20cm ------- 1.43-2.65 pound S ------ 7.87"/20cm ------- 12.6"/32cm --------- 9.06"/23cm ------- 2.76-4.41 pound M ----- 9.84"/25cm ------- 14.57"/37cm ------- 10.24"/26cm ------- 4.41-6.61 pound L ----- 11.81"/30cm ------ 16.54"/42cm -------- 11.42"/29cm ------- 6.61-9.37 pound XL --- 13.78"/35cm ------ 18.5"/47cm ---------- 12.6"/32cm -------- 9.37-13.23 pound Note: 1.Before making your purchase, please get proper measurements of your pet. Please allow 1-3cm error due to manual measurement. 2.Take each measurement a bit loosely, so there will be room for your dog to move. 3.If any of the measurements are between two sizes, choose the larger size.

Size Chart: Size --- Back Length --------- Bust ---------------- Neck ---------- Suitable Dog Weight XS ----- 6.3"/16cm ------- 10.63"/27cm -------- 7.87"/20cm ------- 1.43-2.65 pound S ------ 7.87"/20cm ------- 12.6"/32cm --------- 9.06"/23cm ------- 2.76-4.41 pound M ----- 9.84&