Make a style statement with these bullet-shaped thermal flasks. Lifeventure is recognised as a manufacturer of high quality products for a range of outdoor pursuits. Lightweight, durable & effective, these thermal flasks will keep drinks hot for up to eight hours, or cold for up to 24 hours. Performance statistics like these make them perfect for day trips where an afternoon cup of tea could be invaluable. The easy to use cap means no more messing around with awkward screw tops.