PETCEE Large Dog Life Vest for Swimming with Dogs Adjustable Dog Life Jacket for Large Dogs with Rescue Handle（Blue, L）;

Dimension

Chest Neck Back Length

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

S:16.1~18.9 inch, 11.8~15 inch, 9.84 inch

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

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

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

TIPS:

1.This is only intended as a guide, your dog may require a larger or smaller yard than listed above.

2.Choose a little larger size to ensure your comfortable, the best situation is two fingers distance between jacket and skin.