Built for day to day use, to be used again and again, at home or out and about. Just take me, use me, and fill me. If you throw me in your bag, I won’t leak I’ll stay hot or cold for up to 12 hrs Don’t forget my twin cup Material: Stainless Steel - 18/10 Weight: 241g Height: 20.5cm Width: 7.0cm Length: 7.0cm