Brand new, unopened Simply wet, wring, and put it on. Cooling wear that protects the body from ground heat. A summer walking essential! Usage Instructions While wearing, the cooling effect will be lost when dry, so wet it before it dries completely. Especially in high-temperature environments (during the day), the water will evaporate quickly. Wearing it dry will result in a warming effect, which can be a burden on your pet. Do not use in an environment where water cannot be replenished. Ingredients: Polyester How to Use: 1. Soak the COOL Walking Vest in tap water. 2. Gently rub to allow the COOL Walking Vest to absorb water thoroughly. 3. Wring out the excess water. 4. Put it on the back and fasten the neck and belly with Velcro.