Upper Bounce Trampoline Enclosure Set (Trampoline not included) Pole Set Includes: 4 Heavy Duty upper and Lower Poles, with Pole Protection Foam Sleeves, 8 U-bolts (2 U-bolts for each pole), 2 sets of 4 Pole Caps (1 set for designed for straps, 1 set designed to cover the poles) Heavy Duty Poles & High Quality Safety Net ensures maximum safety for your family and friends! Safety Net creates a fun jumping experience without limiting visibility Compatible with most major Trampoline Frame Brands Compatible with Trampoline legs of up to 1.5" diameter