JumpSport 350 | Fitness Trampoline, In-Home Rebounder | Stable Exercise | Safe & Secure | No-Tip Arched Legs | Long Lasting Premium Bungees for Quality & Durability | 4 Workout Videos Included 30 Patented EnduroLast-3 cords rated best bounce; club tested for 800 thousand smooth bounces Patented easy-to-adjust bounce tension for individual weight and performance needs Patented No-Tip arched legs provide unmatched stability and safety. Comes almost fully assembled! Integrated Permatron Skirt covers cords for added safety with over 50% greater space for exercise USA based, family-owned: our industry leading products are entirelydesigned & engineered in USA