Designed to keep your dog cool in the warmer weatherTherapy-Tec Cooling Dog Dog does not require freezing and works with a special super absorbent PVA lining that is activated by cold waterOuter material of the coat features a mesh which allows air to pass through to help evaporate the warmth away to keep your dog to ensure your pooch keeps cool and comfortableTouch tape chest and belly closureElasticated leg straps