Size Chart:(Chest Girth is the most important)

· X-Small: Back Length: 7.9 inch, Neck Girth: 11.4-12.6 inch, Chest Girth: 13.4-15.7 inch, Recommended Weight 2.2-13.2 lb.

· Small: Back Length: 10.6 inch, Neck Girth: 11.8-13.8inch, Chest Girth: 16.5-20.5 inch, Recommended Weight 13.2-17.6 lb.

· Medium: Back Length: 13 inch, Neck Girth: 14.9-17.7 inch, Chest Girth: 20.5-24.4 inch, Recommended Weight 17.6-48.5 lb.

· Large: Back Length: 15.7 inch, Neck Girth: 17.7-19.7 inch, Chest Girth: 23.6-27.6 inch, Recommended Weight 48.5-61.7 lb.

· X-Large: Back Length: 17.7 inch, Neck Girth: 19.7-23.6 inch, Chest Girth: 27.6-31.5 inch, Recommended Weight 61.7-88.2 lb.

· 2X-Large: Back Length: 19.7'', Neck Girth: 23.6-27.6 inch, Chest Girth: 31.5-35.4 inch, Recommended Weight 88-110.2 lb.

The belly of this Dog life jacket uses 2 pieces of polyethylene foam, which can more effectively protect the safety of dogs swimming.

The handle of our Dog life vest is very strong and we give a full refund or re-ship if the handle comes off.

Dog life jacket for boating, the reflective shark fin dog life jacket will let us see the dog's position more clearly.