Keep your drinks cool for up to 24 hours or hot for up to 8 hours in these high performance flasks the sleek design slips easily into the corner of your rucksack and they come with a choice of stoppers as standardkeep your drinks cool for up to 24 hours or hot for up to 8 hours in these high performance flasks the sleek design slips easily into the corner of your rucksack and they come with a choice of stoppers as standardfeaturescolour swatchblackgenderwomenspocket details2 lower hand po