Bakeware Bandai

Size (per sheet): Approximately 6.3 x 6.3 x 2.5 cm (bottom 3.8 x 3.8 cm), Quantity: 30 sheets, Material: PET resin film, paper, Heat resistant temperature: 140 degrees, Cold resistant temperature: -20 more→degrees, Production Country: Japan Chikawa's cute bento cup Can be used in the microwave (cannot be used on open flames, ovens, or toaster ovens) Great value pack of 30 pieces that can be used every day Safe and secure made in Japan