This is not usable to a refrigerator, microwave oven, an oven, a tableware dryer, a tableware washing machine.
Letter Size; 0.1 x 0.1 inch
Heat-resistant temperature: 176 F
Material :plastic
I send items by tracking airmail from Japan.
But the postage of European and Oceanic countries is not included the fee of tracking mail.If it needs,please let me know.Additional postage $4.1 is required.Thank you.
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https://youtu.be/ESzhXSTKcb0