Hurtta Life Savior PFD, Dog Life Jacket/Vest for Maximum Safety NO TWO DOGS ARE THE SAME - Dont guess on the size. Use the size chart along with the Measuring Your Dog size guide. The weight of your dog is the most important for the Life Savior USES - Ideal for swimming, water rescue, rehabilitation, boating and hunting SAFETY  The back padding is designed to keep your dog upright and the extra padding across the chest keeps your dogs head out of the water FREEDOM OF MOVEMENT - The special design makes the vest very light. Because of the light design of the vest it allows for free movement for your dog in the water and on land HANDLE - The back is equipped with a sturdy handle which gives you better control of your dog in emergencies