Description: Breathable & Comfortable:Cool fabrics adjust the temperature by quickly evaporating and absorbing heat, bringing to pets.Light, breathable and comfortable to wear. Waterproof Design: The inner layer of waterproof material tightly locks the moisture, transmits to your dog, not wet hair. Reflective Strip Effect: your safer at night. D shaped metal ring design can attach pet leash. Adjustable: The neck circumference and abdominal circumference can be adjusted according . Use Method:1. Soak coat with cold water before . cooler effect, in the refrigerator minutes. 2. Twist coat until it does not drip, and . 3. After the clothes have evaporated to dryness, appropriate amount of water Specification: Material:Polyester Size Chart: S Size: Back Length: 31cm/12.20inch, Neck Circumference: 38cm/14.96inch, Bust Adjustment Range: 48cm/18.90inch~62cm/24.41inch M Size:Back Length: 31cm/12.20inch, Neck Circumference: 38cm/14.96inch, Bust Adjustment Range: 48cm/18.90inch~62cm/24.41inch L Size:Back Length: 45cm/17.72inch, Neck Circumference: 59cm/23.23inch, Bust Adjustment Range: 64cm/25.20inch~87cm/34.25inch Package Includes: 1 cooling dog Vest Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.