Upper Bounce Trampoline Enclosure Net is a must to have to ensure your family"s safety!Fits for a 12 FT. Trampoline Frame with 4 Arches.Net features a perfect height which gives forth a 100% assurance of keeping a person safe inside while jumping. Now you can enjoy your jumping experience knowing you are fully protected with this high quality weather-proof enclosure net and protecting you from any accident. This Model: "Sleeve on Arch" Safety Enclosure Net is especially designed to ensure maximum safety by its significant distance from the poles, and increased stability of the net by the sleeves being mostly attached to the arches.