Miyoshi Seisakujyo Square Gelato Plain Lunch Box with Integrated Ice Pistachio 15 X X 6 Single Suitable for Women and with Easy Clip Buckle Microwave

The 'GEL-COOL' series features a cooling gel sealed inside the lid. Freeze it overnight in a standard freezer. In the morning, simply pack your food and attach the frozen lid. Remove the lid and microwave! You can enjoy your meal safely and deliciously. Product size: Approximately 15 x 9.4 x 6 cm Capacity: approx. 400ml Product weight: 0.202kg Materials: Body, fasteners, and dividers - polypropylene; Insulated lid - ABS resin; Gasket - silicone rubber. *Only the body, fasteners, and dividers are microwave and dishwasher safe. [This product, shipped and sold by Amazon.co.jp, is a genuine "GEL-COOL" product from the manufacturer.]