Nike large flask 20oznikes large flask enables you to keep 20oz of hydration close by it is compatible with most nike waist packs and vests and has an ergonomic shape with a no spill bit valve featuresbottle material 79 ldpe 13 pp 8 tpecapacity 20ozergonomically shaped bottleopening diameter 3cmno spill pop top bite valve pliable plastic bodyfits into a variety of nike waist packs and vestssize 95cm x 21 5cm x 6cm dxhxwbuy nike accessories from chain reaction cycles the worlds