Material: Made from 65% polyester and 35% cotton. Winter warmers: Get unisex heated vest. Size: In UK sizes 8-16. USB charging: Charge via built-in USB cable for convenience and ease of travel. Even heat distribution: Features five carbon fibre heating elements for even heat dispersal - adjustable heat settings. Machine washable: Suitable for machine washing. Remove power bank and before washing Unisex Heated Vest | Black | 8/16 UK | Living Social