Clickit Sport Clickit Sport is packed with state of the art technology that makes it light and easy to use without sacrificing safety. Sleepypod's unique Infinity Loop webbing design, in combination with a broad padded vest, work together to distribute and reduce damaging forces that can cause injury in an accident. In the crash test lab and in real life it has been proven to be one of the safest dog safety harnesses. Double D-rings for leash connection when not in the car. Colors Jet Black Strawberry Red Robin Egg Blue Orange Dream First Blush Olive Charcoal Five Star Safety Infinity loop technology Three-point design for use in rear passenger seat secures a dog's entire torso Broad, cushioned, energy absorbing vest Quick connection and release Take it to the Park Clickit Sport can be adjusted to securely fit your dog and with leash D-rings at the neck. You can use Clickit Sport as both a seat belt and a walking harness. Reflector strips on the back and front of Clickit Sport make your dog more visible at night. Ride Along Sleepypod's easy to use Infinity Loop system reduces additional attachment and detachment steps. Three points of contact reduce forward and lateral movement in the event of a collision or sudden stop. Two loops extend from the infinity Loop system to provide attachment points for insertion through, then into the vehicle's seat belt. Crash Tested and Certified by CPS Sleepypod rigorously tested Clickit Sport to include the same dynamic crash tests used to test child safety restraints. But don't just take our word for it. Clickit Sport is the only harness to earn safety certification and a five star rating from the Center for Pet Safety. Need more proof? Cleaning Instructions Wipe exterior of the vest with a damp cloth.Vacuum pet fur from neoprene of the vest.For heavy soiling, hand wash Clickit Sport in cold water then line dry. Features Strength-tested, automotive grade.Suitable for use as a walking harness.Reflective strips for visibility at night.Easy to clean. Sizing Sizes determined by chest measurement around a dog's rib cage, just behind the front legs. Small (16.5 - 22 inches)Medium (22.5 - 28 inches)Large (28.5 - 34 inches)Extra Large (34.5 - 40 inches)