The XDOG Speed Parachute harness attachment , a speed resistance training parachute for all breeds. Train to improve your dogs your speed, stamina, strength, and acceleration. This chute provides 15-30 lbs. of resistance, allowing you to improve your stride length and frequency. The Speed Chute comes with a 2” thick, durable nylon belt with a 360-degree rotation ring, it provides you the freedom to practice a variety of drills, so you can train in any direction. Recommended for all breeds. German Shepherd, Belgian malinois, Golden Retrievers, American Bullies, Rottweiler, Terriers, Dachshunds, Corgis, Siberian Huskies, Collies, Great Dane, Doberman Pinschers. To be used only with the XDOG weight vest. Must be used only in an open field.