Back-heated vest with 3-stage temperature control provides pleasant warmth and because of the fast-drying and breathable material it is also perfect for undergoing. Washable. Contents: 1 heated Thermo vest, 2 batteries, 1 adapter & Y-cable, 1 instruction manual. Colour: black. Sizes: S(42-44), M(46-48), L(50-52), XL(54-58), 2XL(60-62).