This is the WORKMAN WindCore ICE×HEATER cooling and heating vest. It features instant cooling and instant heating functions, with a maximum cooling of approximately 10°C and a maximum heating of approximately 43°C. It's a free size, suitable for various body types. [Brand] WORKMAN [Product Name] WindCore ICE×HEATER Cooling and Heating Vest [Color] Black [Size] FREE SIZE [Condition] Used 5 times. [Retail Price] 19,800 yen Please note that the dedicated battery was also used with other items, so there is some wear and tear. The battery is a consumable item, so no claims or returns are accepted. [Brand] BIGBORN [Condition] New [Size] LL size [Color] Navy Can be worn over work clothes. This is a set! You'll be all set for winter with this! Thank you.