The rosewood small dog agility hoop will add some variety to your dogs life the frame is made from durable soft but rigid foam board and the hoop is made from plastic the hoop does not make much noise when knocked over so it is perfect for timid dogs or puppies the height is variable so you can adjust it depending on the size of your dog and its progress training strengthens the bond between you and your dog as well as stretching your dog mentally and physically you will both have lots of