JumpSport is the leading American made manufacturer of indoor fitness trampolines and outdoor trampolines. JumpSport Fitness trampolines or rebounders (some call them) are used by several leading fitness trainers, gyms, and individuals seeking a great workout. They are affordable and are very well made with extremely long warranties. JumpSport's large outdoor trampolines keep kids, and adults safe due to their safety enclosure design which is very durable. Trampolines instantly turn your backyard into a non-stop fun zone! I suggest you check out https://www.jumpsport.com/ to see why they have so many positive reviews.