Experience fun and fitness with the Upper Bounce 55? Mini Trampoline & Safety Enclosure Set. This kid-friendly trampoline features a durable no-spring bungee system. ensuring safety and longevity for endless bouncing fun. The mesh enclosure. supported by padded poles. provides a secure jumping experience. Easy to assemble with all tools included. your child can start bouncing the day it arrives. Perfect for home and family enjoyment.