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![A4 goodglas_production(eng).jpg](https://static.wixstatic.com/media/1ecf57_1be5bdfa0f5f4d118edfb8f133ad3c1b~mv2.jpg/v1/fill/w_491,h_851,al_c,q_85,usm_0.66_1.00_0.01,enc_auto/A4%20goodglas_production(eng).jpg)
Product Information
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The highest temperature of heat resistance for the borosilicate glass is 120 degree.
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The air holes at the bottom of the double wall glasses are normal and not defects. Users can use the glass in the regular way.
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Each product comes with minor difference due to the special handmade craft and such difference is considered normal.
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Please wash with hands and use neutral detergent and sponge for cleaning. Do not use loofah or wire brush and other sharp items.
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Do not use this product in the microwave, dishwasher, oven, and freezer.
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The product is fragile. Please avoid collision with force. Do not use the product if it has cracks or is chipped to avoid cuts.
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