Features: Assembly required. Polyester shell are resistant to tearing and damage for prolonged use. Can be used on grass or any suitable flat ground. Bag included to store all pieces altogether and carry them easily. Exercises your puppy/dog and helps train them simultaneously. Whistle is included to train your dogs more scientifically and effectively. Poles can be set up differently for different training routines. Pawhut Dog Agility Obstacle Course Set | Living Social