450ml Glass Tumbler/cup with Straw and Leather Protective Sleeve. Can be used with Straw and/or Direct Drinking by Mouth* Available in black and brown Kindly watch video Multi-purpose: This bottle with glass can hold any beverage you like, such as: water, juice, iced tea, cold brew coffee, beer, etc. designed with high borosilicate glass, which can withstand high temperature of 27°F.