Specifications: Name: Summer cool chest and back cover Size: XS,S,M,L,XL,2XL,3XL Color: Gray yellow Material: Mesh + Cotton + Cool feeling fabrics Applicable scenes: Indoor, running, walking the dog, hiking Description: 1. The layer is a heat-resistant mesh, which refracts sunlight and reduces ultraviolet rays. 2. Filled with absorbent cotton, the stored water provides a constant source of cooling through the principle of evaporation and heat absorption; 3. Close to the pet's skin is a cool-sensing fabric that resists heat and cooling. The cool-sensing fabric adjusts the temperature by absorbing heat, and the cool factor brings a cool comfort to the pet. 4. The shoulders are designed with reflective strips, so it is much safer to walk the dogs on rainy days and at night. 5. The invisible seat belt buckle makes this vest more concise and beautiful. The adjustable buttons and the tight design of the abdomen are easy to adjust. 6. The L-3XL vest adds a tightness design to the tail. This tightness can fix the tail of a large dog, and it is closer to the body. 7. The back adopts an open design, and the belt can be fastened directly when wearing. 8. Beautiful embroidery. 9. In the summer, pets walking, sports and climbing are essential. How to use: 1. Immerse in cold water, or for a better icing effect, place in the freezer for 10 minutes. 2. Wring out excess water 3. Put it on your dog 4. Wait for the clothes to evaporate and dry and then add water appropriately Package: 1pcs Dog Cooling Vest