Introducing the FREEDOG COLLAR COOL PRO TECH, an innovative dog collar with cooling technology, ideal for all seasons. Measuring 20 mm in width and adjustable from 43 to 52 cm in length, this collar combines comfort, padding, reflectivity, and ergonomics. Its exclusive design features an internal gel foam to provide coolness to your pet on hot days, and a fabric that changes pattern to indicate when the cooling function is active.