ship from Japan Material: Inner bottle / stainless steel, body: stainless steel (acrylic resin coating), base: stainless steel, lid stopper: AS resin / polypropylene, ice stopper: polypropylene / ABS resin, packing: silicone rubber Product size: Outer diameter 67X228mm Country of origin: China Remarks: Actual capacity / 0.5L, heat insulation effect / 54 degrees or more (12 hours), 69 degrees or more (6 hours), cold insulation effect / 8 degrees or less (6 hours)