Features: Safe and Skin-friendly Materials: This dog cooling vest uses shading and evaporative cooling technology. It keeps your dog cool during easy fast high-intensity activities. Safer for your pet with no chemicals or other potentially harmful ingredients. Designed For Coolness: The layered structure of the cool jacket for dogs is designed to keep your dog cool when the temperature rises. The outer layer reflects heat and promotes evaporation while the middle layer absorbs and stores moisture for evaporation. Keep It Comfortable: The comfortable inner layer of our dog cooling jacket vest transfers the cooling effect from the jacket to dog. In addition our cooling vests also help protect against UV rays and provide UPF 50+ coverage Adjustable Belt Buckle: The belt buckle closure of our dog ice vest allows you to adjust your chest to fit your dog perfectly and it won't slip. The elastic design of the neck provides a high-performance fit that is easy to put on and take off. How to Use: If you feel that it is not cool enough to wear directly you can soak this dog cooling vest harness with cold water before going out or put it in the refrigerator for ten minutes wring out the water when you wear it. Specification: Material: Mesh + absorbent cotton + buckle + hardware buckle Size Length Neck Bust Weight S 26cm 37-47cm 42-53cm 0.17kg M 35cm 40-52cm 51-66cm 0.21kg L 43cm 47-64cm 63-80cm 0.24kg XL 51cm 55-77cm 78-99cm 0.30kg Notice: 1. Due to different monitors and lighting effects the actual color may be slightly different from the image. 2. Due to manual measurement please allow 1-3cm deviation. includes: 1Dog Cooling Vest "