Seram collection heat resistant borosilicate layered auger cup | coffee and serving glass - 1 pcs. 260 ml screw-shaped glass with a heat-resistant borosilicate layer | coffee and presentation glass - 1 piece of 1 product is sent. made of durable material borosilicate glass. it can withstand -20 to 180 degrees with higher safety. it can be placed in the dishwasher, microwave or refrigerator. it can be easily removed for cleaning. the cup is made of borosilicate glass that is resistant to thermal shock and does not absorb any odors, chemicals or residues. suitable for hot or cold drinks. 260 ml Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.