Upper Bounce Round 12' Trampoline Enclosure Safety Netting Replacement Fence Fits 12 FT - 6 Straight Poles, Installs Outside of Frame (poles not included) Creates a fun jumping experience without limiting visibility Special sleeves from top quality oxford material to ensure maximum safety Upper Bounce "Sleeves on Poles" Net connects to trampoline by covering the poles with sleeves which gives you more area space to jump and enjoy! Highly durable Terylene-Quality Safety Net and easy to install Dual closure entry with zipper and buckles