Double wall glass

Country of origin: China Material: Borosilicate glass Product size: 9cm x 13cm x 12.2cm Contents: 1 piece Type: None ●Product name: Heat-resistant glass utensil ●Usage category: For boiling water ●Heat-resistant temperature difference: 120℃ ●After use, wash with dish detergent and dry. ●Uses thinner glass than regular glass. If you squeeze it too hard or apply a strong impact during use or cleaning, it may be damaged. ●Do not allow small children to use this product as it may cause unexpected injury. ●The protrusions on the bottom are necessary when manufacturing the double structure and are not a defect. ●Please put hard objects such as ice and stirrers gently. The inner glass may break. ●Metal knife