This Uber Games 9 Wicket Steel Croquet Hoops is only sold with our Garden, Pro and Junior Executive croquet sets and conform to USCA Croquet Association rules. They are 17.5 inches tall with an 5 inch dipped base to allow 12 inches of hoop above ground and are very sturdy, with a 4 inch space between the uprights. This set also includes a Heavy-Duty Nylon Transport Storage bag for the added convenience or portability. These Club Croquet Hoops are made of solid steel and will last through a lifetime of regular play. Note: It is recommended that the ground be softened and a hoop drill used to avoid damage to the hoops when setting up the game field.