This item is manufactured of top-class which is durable and lightweight. It is equipped with reflective strap, easy-grab handles, quick release hook and loop strap and outstanding flotation. Its strong handle design is constructed to add strength and durability for pulling dogs out of the water. Features - - Material: Oxford Cloth. - Size : 1cm=0.39inch - Size XXS: 15cm (Back length); 19-27cm (Neck); 28-37cm (Bust); 0-3Kg (Recommended pet weight). - Size XS: 21cm (Back length); 25-35cm (Neck); 30-42cm (Bust); 3-7Kg (Recommended pet weight). - Size S: 26cm (Back length); 36-47cm (Neck); 41-53cm (Bust); 7-9Kg (Recommended pet weight). - Size : 30cm (Back length); 40-48cm (Neck); 41-63cm (Bust); 9-23Kg (Recommended pet weight). - Size L: 35 (Back length); 42-54cm (Bust); 50-75cm (Neck); 23-40Kg (Recommended pet weight). - Size XL: 45 (Back length); 50-71cm (Bust); 70-95cm (Neck); 40Kg (Recommended pet weight). - Size L: 48 (Back length); 62-90cm (Bust); 88-124cm (Neck); 40-50Kg (Recommended pet weight). - Comfortable texture, breathable and sweat-absorption. - Grab handles is convenient for carry. Can take a walk with your pets . - Quick release hook and loop provides insure pets security. - Practical and -catching life for your pets. Package list: 2 x Size Adjustable Preserver Durable Life Vest Buoyant