The Dog Vest is made of material to keep your pet dog comfortable. This dog strap is very light, for walking, running and hiking and suitable for all outdoor activities. Its design protects the pet's trachea and throat. Stretching pressure evenly distributed over the body to prevent pulling and suffocating. Features - Color: as shown. - Material: Nylon. - Size: Size S: 45-55cm (Chest); Suitable for within 11KG(Weight). Size M: 54-67cm (Chest); Suitable for within 15KG(Weight). Size L: 65-82cm (Chest); Suitable for within 20KG(Weight). - Comfortable: the premium fabric is filled with sponge; the mesh is selected as the lining, which is ventilating and comfortable. - Two leash attachment points: Use the front and rear attachments for attaching the dog safety belt during car rides or walking with your dog. - Breathable Comfort Lining: Quality fabric as the inner lining, fabric material and comfortable, do not pull hair, not to hurt the skin, elastic, environmental health. Cut sewing detail reflect the perfect quality. - Easy to operate: All the dog vest harness for integral whole and having a handle at dog's upper back helps you maintain control and keep the dogs from pulling you down the street. - Functional Features: The dog vest harness leash connector D ring on the back is not only perfect to attach a seat belt to keep the dog safe during travel but also can make a regular leash tied in when you walk or riding easily. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you