Product: Ooi Metal Round Double-Layer Used Food Container with Lid, Aluminum, Roll-Type Insulated Food Container, 6L This is a 6L roll-type double-layer insulated food container made by Ooi Metal Co., Ltd. This product is registered for a utility model and is expected to have high heat retention. Brand: Ooi Metal Co., Ltd. Capacity: 6L Type: Roll-type double-layer insulated food container Color: Silver Although unused, there may be minor scratches or stains due to home storage. Please purchase only if you understand this. ※Suggested Retail Price: ¥19,000