Silicone straight glass cup, silicone protective sleeve anti-wrap, comfortable touch, anti-scald insulation, durable. Selected high borosilicate glass liner, high translucency without impurities, cold and heat resistant and durable, high-temperature difference without frying the cup. Made of food-grade silicone, silicone is easy to clean, not moldy, safe, and odorless. Simple models of glass cups are not stunning, but not easily outdated, fruit drink tea, milk coffee, all seasons, home office, hospitality, and other scenes are suitable. Run the mouth of the cup, polished, lip feel delicate, non-slip bottom design, the bottom of the cup is not easy to slip. Measuring 7.3*2.7 inches, this custom single-shelf borosilicate glass with silicone sleeve 15oz. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: Portable, durable, practical for daily use.