PawHut Set of 4 Dog Training Agility Gear Adjustable Jump Bar Pet Exercise Kit with Carrying Bag Set of 4 Bar Jumps: This starter kit includes 4 complete dog agility jumps in total which allows you to conduct more challenging exercises, including rows and pivot squares that are simply not possible with just 1 or 2 jumps. Use the playset on grass or on any flat ground to bring the dog agility course wherever you go. Adjustable Heights: The height of the jumping bar can be moved with the clip and adjusted freely for different dog sizes and abilities. The jump bar has a scale line, which is convenient for recording the training height of the dog and improving the jumping ability step by step. Displaceable Top Bar for Safety: The top bar displaces (falls off) for safety if your dog hits it while jumping to help prevent injury. Fixed Bottom Bar: The bottom bar is fixed for stability on any type of surface and this also makes the jump easy to move from a location to the next. Carrying Bag Included: Dog agility training kit includes a sturdy carrying bag that’s perfect for taking your set on the go to the park or just to the backyard. It’s also a convenient way to keep all the various parts together