The FREEDOG Cool Pro Tech Harness, with a 20mm width and Medium size, is an exclusive and innovative accessory for your dog, designed for use in all seasons. This harness combines comfort, padding, reflectivity, and ergonomics, standing out for the inclusion of a gel-infused foam inside, which provides a cooling sensation for your pet on warmer days. A special fabric that changes pattern clearly indicates when the cooling function is active, enhancing your dog's comfort and style.