This tumbler is made with borosilicate glass, fumed with silver and gold, and encased in clear glass. The thin layer of metals causes the glass to change colour with a dark background. Borosilicate glass is used in scientific laboratories and is very sturdy, it’s dishwasher safe! This glass is 17 cm and holds 550 ml.
This tumbler is made with borosilicate glass, fumed with silver and gold, and encased in clear glass. The thin layer of metals causes the glass to change colour with a dark background. Borosilicate glass is used in scientific laboratories and is very sturdy, it’s dishwasher safe! This glass is 17 cm and holds 550 ml.
