330ML Heat Proof Glass Tumbler Water Bottle

Our glass is made from high borosilicate which is more heat resistant than any other commonly used glass. Our water bottle is the most durable, and with the added food-grade silicone sleeve for drop protection. There is a suction cup at the bottom of the silicone sleeve, which can prevent the bottle from falling. At the same time, there is a small warping piece on the suction cup. When you hold the cup, you can easily lift it with a pinch