Keep your dog cool in hot conditions with the ChillyDog Cool Vest. Includes one set of ChillyDog GlacierPacks. These easily rechargeable packs help keep your dog cool and comfortable.When the heat gets intense, a bowl of water is nothing but a nice start. To truly keep your best friend cool and comfortable, the ChillyDog Cool Vest is the ideal solution for dogs of all kinds, including military and law enforcement working dogs. Featuring adjustable straps to fit a wide range of dog sizes and uses nylon mesh fabric and 1000 denier military-tough webbing and buckles, and is extremely durable. It can be easily hand-washed or by just hosing it off. Cooling packs can be replaced without removing the vest.Made specifically for larger dogsWeighs less than 3 pounds with ChillyDog GlacierPacksDry and clean, not soggy and soaking wet like evaporative productsMaintains a dry, comfortable 59°F / 15°C for up to 2.5 hours in 100°F / 38°C heatSelf-contained, portable and unpowered - no cumbersome hoses, tubes or tethersMade in the USA