Thank you for viewing. This is a set of Workman's "Wind Core Heater Vest" and "Dedicated Battery," which is like a wearable kotatsu. [Set Contents] Heater Vest Item No.: WZ5100 Color: [Black] Size: L Half Battery Set Item No.: WZ3300 Contents: Battery body, AC adapter (charger) [Condition of the Product] Frequency of Use: Worn for one season in the past, and then stored at home. Maintenance: The vest itself has been hand-washed. Operation Check: Operation has been confirmed before listing. It has been confirmed that it heats up without any problems and provides good warmth. [Notes] There are no noticeable scratches or stains, but it is a used item that has been used for one season. Please purchase only if you understand the feeling of use (such as minor scratches). Please refrain from purchasing if you are looking for a perfect product or are very sensitive to details. [Shipping] Shipping included. It will be carefully packed and shipped via Mercari delivery. This will be very useful for outdoor activities and outdoor work in the coming cold season. Immediate purchase is OK. Thank you!