The SMAI Ubound Trampoline is a piece of fitness equipment that adds versatility to any space. With 36 springs and a rating of 100kg. Featuring a polypropylene (PP) USA mat and for added safety a removable spring cover. Specifications Material: polypropylene (PP) mat 36 springs Weight tolerance: 100kg Total Diameter: 101cm Total elastic mat diameter: 70cm Height: 26cm 6 legs in total