Come and see our amazing products. Premium Borosilicate Glass-This premium borosilicate glass bottle can handle extreme cold or hot temperatures, making it an ideal choice for any beverage, whether it is cold or hot drinks.WITH STRAW AND LEAK-PROOF-The lid is designed with a secure lock and dust cap.The button design allows you to easily open the bottle cap with one hand and drink in time,the cap also with silicone ring,which is leak-proof. Pls confirm with us about the packing info, stock color and exact production time before placing your order.