The MiMu Puppy Obstacle Course Training Set helps stimulate your dog to alleviate boredom and provide a great playtime and bonding opportunity. Use the provided attachment clips to easily adjust the outdoor dog agility equipment for your dog for higher or lower jumps. The poles of the dog agility starter kit include 6-inch long stakes that slide into the ground and hold the poles upright. Take the hurdle training equipment wherever you go; these lightweight dog training hurdles come packaged in a soft black carrying case with straps so that you can bring your dog to the dog park with ease. Dog jumping ring includes (2) 39-inch (99cm) blue poles, (2) 43-inch (109cm) orange poles, (4) black attachment clamps, (2) 38-inch (96cm) orange plastic tubing, (1) black carrying case with straps. WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.