PROIRON Hula Hoop Weight is evenly distributed inside for dieting. The included storage bag is unused. With storage bag For adults and children Maximum diameter 98cm, 0.95kg Soft material Thickness 4.4 mm Easy to assemble and disassemble hanxi Regent Works Inc. Size: 43.5 x 20.2 x 8.1 cm Material: Nitrile Butadiene Rubber (NBR) Weight: 950 g The PROIRON hula hoop is made of environmentally friendly foam, approximately 4.4mm thick, with a soft and comfortable surface. It reduces the burden on the skin and prevents pain even with prolonged use.