This powerful filter straw removes bacteria, parasites, and microplastics from up to 4,000 litres of water, ensuring safe and confident drinking while on the go. With universal threading for bottle attachment and a built-in gravity hose attachment, it's easy to use and fit into any hydration system. Lightweight and compact at just 65g, this strong and leak-proof filter straw is a must-have accessory for off-grid adventures.Filters out bacteria, parasites and microplasticsEnhanced microfilter performance: Reduced clogging from sand and siltLasts up to 4,000 litresUniversal threading for bottle attachmentBuilt-in gravity hose attachmentUnlimited shelf lifeStrong and leak-proof constructionMeets US EPA & NSF P231 drinking water standards for the removal of bacteria and parasitesDimensions: 3.2 x 19.5cmWeight: 65g