The LARQ Bottle - 740ml Self-Cleaning Water Bottle is a practical Christmas gift or birthday gift for friends & loved ones! The LARQ Bottle is the world's first self-cleaning water bottle and water purification system. With PureVis™ technology, its in-built UV-C LED light eliminates up to 99.9999% of bio-contaminants from their water and bottle. Its double-walled insulation system ensures that their drink will remain hot for up to 12 hours and cold for up to 24 on one charge! With the LARQ Bottle - 740ml Self-Cleaning Water Bottle, your loved ones can enjoy purified water on the go! Available in Monaco Blue, Obsidian Black, Seaside Mint and Granite White.