Product function/feature: Pet Heatstroke Cooling Vest 1. The surface layer is a breathable mesh, which has good ventilation and can reduce the heat from the outside; 2. It is filled with plain cotton to store moisture and provide a constant source of coolness through the principle of evaporation and heat absorption. 3. The cool-sensing fabric that is close to the pet part is anti-heat and cooling. The cool-sensing fabric adjusts the temperature by absorbing heat, and the cooling factor brings a cool and comfortable feeling to the pet. 4. Reflective strips on the collar and back make it safer to walk the dog in rainy weather and dark nights; 5. The design of the buckle and the Japanese word buckle is easy to adjust; 6. Complete size, suitable for most dogs; 7. A must-have for pets going out for walks, sports, and mountain climbing in summer. How to use: 1. Soak the vest with water 2. Wring dry 3. Wear on pets 4. Please use with the owner PS: If you put it in water, twist it dry, then put it in the freezer for 10 minutes before taking it out, the cooling effect will be more obvious