This item is unused. It has never been taken out of the box, but will be taken out for shipping. Size: M size, unisex Waist size: 64/71/78/85 cm (4-step adjustment) Product length: approx. 25cm Color: Black Increases sauna effect and doubles sweating. Triple-layer construction for a dry surface and excellent insulation and heat retention. Three-dimensional cut & zipper for a secure hold.