Reusable Mumi drinking bottle The mummies are the central characters in a number of books and comics by the Swedish-Finnish illustrator and author Tove Jansson. They are a family of curious and adventurous trolls, who live in a cozy little house in the Mummy Valley, where they experience many exciting things with their friends. With its 0.75 l, the DRINK-IT drinking bottle is nicely spacious and with a screw cap, which is easy to screw on and off. With DRINK-IT in your bag, you avoid spontaneous purchases of bottled water, and thus make a positive contribution to the environment. The drinking bottle is free of BPA and phthalates.