CoolK9 re-directs the air from your vehicle's air conditioning vent to directly cool your dog's kennel, enclosure, or partition. CoolK9 fits most cars, trucks and SUVs including the Chevy Tahoe and the Ford Explorer 2020+. CoolK9 is used by Police K9 officers all over the country to keep them safe, comfortable and at peak performance. The Universal CoolK9 comes complete with an A/C vent cup, weather stripping, 6' of hose, a 90 degree adaptor and a kennel cup with zip ties.. The A/C vent cup measures 5 1/2″ x 3 1/2″ and installs using a variety of clips that attach to the louvers or inside edges of the vent. The Vent Cup can only accomadate a dashboard curvature of less than 1/2' as measured by a straigt edge. CoolK9 will not fit the Ford Taurus, Ford Explorer 2019-, Toyota Tacoma or Toyota 4runner. CoolK9 has been shown to keep the canine enclosure of a police car at least 10 degrees cooler than the ambient temprature.. CoolK9 is more effective than a just a window fan or cooling mat. Keep your K-9 safe and comfortable and order your CoolK9 today!