Borosilicate Double Wall Thermo Cup-550ml

High borosilicate glass, heat insulation, can withstand extreme temperature difference of -4-180°C. The cup lid is made of aerospace-specific titanium alloy, which is wear-resistant and prevents paint from falling off. Thick glass handle for a curve that fits your hand. 100% quality guaranteed. Used in your office, sports and more, compact and lightweight, carry and store with ease.