【2 in 1 Personal Water Filter Straw + Special Clear Spout】 The filter hose is both a filter pump and a filter hose that can be attached to the included drinking bag,a standard disposable water bottle (Compatible with 28mm screw cap bottles),a water bag,draw the handle upwards or use gravity,squeeze or sip or use a straw to drink directly from the water source,allowing standing or drinking away from the water source,increasing comfort and making water is easier to drink.
【4 Stage Filtration】Water filter straw includes pre-filter,non-woven,activated carbon and hollow fibre ultra-filtration membrane. With excellent filtration ability,it can remove all visible sediments;0.01 micron pore size,can filter 99.9999 micro substances.
【Filter Up to 4,000L】Filters up to 4000 litres of contaminated water,equivalent to purchasing 4000 1-litre bottles of pure water at an ultra-fast flow rate of 200 ml (6.76 oz) per minute. The outdoor water filter straw weighs 0.12 lbs (53g) allowing you to take it with you for a continuous supply of water.