Ultra-lightweight, double-walled vacuum water bottle. Utilising their many years of knowhow, Hydro Flask have created a superior bottle for the trail. Shaving grams, by engineering stainless steel at infinitesimal margins, they've created a featherlight bottle designed to keep liquids cool for up to 24hrs. Delivered in a sleek colour palette, with Flex Straw cap and perforated carry strap.