Heat resistant borosilicate bead shaped cup | coffee and presentation glass | borosilicate glass 1 piece of the product is sent. made from durable material borosilicate glass. it can withstand -20 to 180 degrees with higher safety. can be placed in the dishwasher, microwave oven or refrigerator. it can be easily removed for cleaning. the glass 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 390 ml Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.