I used this once, but I'm selling it because it's not allowed at my workplace. After washing, I've stored it at home in the included outer box. - Brand: TYESO - Capacity: Approximately 750ml - Material: Stainless steel - Color: Pink - Drinking Style: 3-way (straw, drink directly from the opening, cup style) - Features: Cup holder compatible, 100% leak-proof, BPA-free Thank you for looking.