"Our new fashionablecooling vest will keep dogs from overheating during the warmsummer months. The vest is quick and easy to put on and can be worn for anyoccasion to keep pooches looking and feeling pawfectly cool!100% polyester which is soft & premium.Available in three sizes; Small, Medium and Large.Lightweight and breathable fabric.Activated by water.Reduces body temperature.Helps prevent dehydration & heat stres"