HIGH-QUALITY HEATED VEST - The Therm-ic Men's Power Heated Vest perfectly balances style, warmth, and practicality; It is the ideal insulated-puffy layer for all your outdoor and winter sports activities; Made without materials of animal origin FUNCTIONAL DESIGN - This heated gilet for men is thin, lightweight, and packable; It can be easily worn as a first or second layer; The five anatomically designed heated areas on the vest deliver consistent uniform warmth throughout the jacket BLUETOOTH TECHNOLOGY - Fitted with Bluetooth technology, you can control remotely the heat settings via your smartphone, using the Thermic Heat Control App; Works with all USB power banks / external batteries (not included) VERSATILE - This Therm-ic outdoor vest is perfect for any cold activities in winter for non-stop comfort and warm versatility, such as hiking, camping, traveling, or just for daily wear; The timeless design looks extremely modern and stylish at the same time ABOUT THERM-IC - Activities and hobbies keep you busy in the summer, but you're more reluctant to go out when it's cold; Therm-ic has designed a full range of heated products to keep you warm when skiing or during other outdoor winter activities