Included in the Set: This Upper Bounce trampoline safety enclosure set includes safety enclosure net, 6 heavy duty upper and lower trampoline poles, trampoline pole foam sleeves for poles, 6 trampoline pole caps and 12 u-bolts (2 U-bolts for each pole) Trampoline Net Poles: This trampoline safety enclosure set comes with 6 heavy duty tarmpoline poles. the trampoline net poles are made from high quality stainless steel which protects the trampoline poles from all types of outdoor weather conditions. Pole Foam Sleeves and Pole Caps: The pole foam sleeves included in this set will protect your kids from getting hurt in case they bump into trampoline poles while jumping. This set also includes trampoline pole caps to cover the top edges of the poles U-Bolts: A set of 12 U-bolts is provided with this trampoline safety enclosure set. these bolts are used to attach the trampoline poles with the trampoline frame. Each of the trampoline poles uses 2 U-bolts to hold the trampoline poles firmly in place. Net for Trampoline: The trampoline net included in this set installs inside the frame. It is compatible with 16ft round trampolines from any brand out there. This trampoline net is tested for its safety and durability to ensure maximum protection.