Everyones favorite Snoopy and Woodstock antibacterial sheets. Simply place the rice or side dishes you have made and the sheet embedded with silver ions will inhibit the growth of bacteria. Silver ions do not leach into food and are safe for the human body. Not for microwave or oven. Made in Japan for everyday lunches.
Do not use in microwave or oven; Heat-resistant: 288°F (130°C), Cold resistance: -122°F (-50°C)