The FREEDOG COLLAR COOL PRO TECH collar, with dimensions of 25 mm width and an adjustment of 53 to 63 cm, is an innovative accessory designed for your dog's comfort in all seasons. This exclusive collar incorporates a gel foam inside to provide a cooling sensation on hot days, and a special fabric that changes pattern to indicate when the cooling function is active. It combines comfort, padding, reflectivity, and ergonomics, enhancing your pet's style and well-being.