PETCEE Dog Life Jacket for Large Dogs Adjustable Dog Life Vest with Rescue Handle for Swimming;

Dimension

Chest Neck Back Length

XS:11.8~15.7inch,6.7~9.84inch,7.87inch

S:16.1~18.9inch,11.8~15inch,10.6inch

M:19.7~22.3inch,15.7~16.9inch,11.8inch

L:21.7~27.6inch,15~18.9inch,13.8inch

XL:28.3~37.4inch,18.9~22.3inch,17.7inch