Water-cooling vest made by XEBEC. Worn only once, and only indoors, so there are no noticeable scratches or stains. I received it as a gift and just wanted to try it out, so I only used it once... Operation confirmed. [Brand] XEBEC [Category] Water-cooling vest, Battery [Color] Black [Usage] Once [Storage Condition] Stored at home, no pets or smokers Thank you.