Shark Fin Life Jacket for Dogs with Handle for Enhanced Buoyancy 

Dog life vest uses high-quality waterproof Oxford cloth and polyethylene foam to ensure safety and firmness during use. The rib cage and neck are adjustable to fit a variety of dogs.
Safety first: with a sturdy and convenient handle, it can help your dog get out of the water quickly;
Products are suitable for most dogs. Please use a soft ruler to measure your dog before choosing a size. 

Non-toxic

XS: Back Length: 20CM / 7.9 inch, Chest: 34-40CM / 13.4-15.7 inch, Neck: 29-32CM / 11.4-12.6 inch, Weight: 1-6KG / 2.2-13.2 Ibs
S: Back Length: 27CM / 10.6 inch, Chest: 42-52CM / 16.5-20.5 inch, Neck: 30-35CM / 11.8-13.8 inch, Weight: 6-8KG / 13.2-17.6 Ibs
M: Back Length: 33CM / 13.0 inch, Chest: 52-62CM / 20.5-24.4 inch, Neck: 38-45CM / 14.9-17.7 inch, Weight: 8-22KG / 17.6-48.5 Ibs
L: Back Length: 40CM / 15.7 inch, Chest: 60-70CM / 23.6-27.6 inch, Neck: 45-50CM / 17.7-19.7 inch, Weight: 22-28KG / 48.5-61.7 Ibs
XL: Back Length: 45CM / 17.7 inch, Chest: 70-80CM / 27.6-31.5 inch, Neck: 50-60CM / 19.7-23.6 inch, Weight: 28-40KG / 61.7-88.2 Ibs
XXL: Back Length: 50CM / 19.7 inch, Chest: 80-90CM / 31.5-35.4 inch, Neck: 60-70CM / 23.-27.6 inch, Weight: 40-50KG / 88.2-110.2 Ibs

Pay attention to safety: The dog life jacket is only to assist swimming. Please do not leave your dog unattended while swimming.