Our items are guaranteed for their normal life under standard, non-commercial use.
Available only from Hammacher Schlemmer, this is the sweater-fleece vest that provides four levels of heat for chilly fall and winter evenings. It’s powered by an unobtrusive lithium-ion polymer rechargeable battery that provides up to seven hours of heat on low (113° F), six on low/medium (122° F), five on medium/high (131° F), and four on high (140° F). Its virtually undetectable heating elements are woven from carbon fibers that are 5X thinner than human hair, delivering sustained warmth in the front and back while allowing comfortable wear. Fleece lined interior. Hand wash. 100% Polyester. Imported. Navy or Dark Grey. Men's. M-XXL.