Miyoshi Seisakujyo Gelato Plain Square Lunch Box with Integrated Ice Strawberry x x 6 500ml Single Suitable for and Includes Rubber Easy Clip Buckle

The "GEL-COOL" series has a cooling gel sealed inside the lid. It can be frozen overnight in a standard freezer. In the morning, simply fill it with food and place the frozen lid back in place. Remove the lid and microwave! Enjoy safe and delicious food. Product size: Approx. 17.8 x 8.7 x 6 cm Capacity: approx. 500ml Product weight: 0.26kg Materials: Main body and divider - Polypropylene, Insulated lid - ABS resin, Inner lid - SEBS resin thermoplastic elastomer, Rubber band - Rayon, polyester, rubber *Only the main body and divider can be used in the microwave and dishwasher. [This product, shipped from Amazon.co.jp and sold by Amazon.co.jp, is an authentic "GEL-COOL" product.]