This water filter straw with hollow-fiber membrane that can effectively provide clean and safe water. It is perfect for outdoor emergency,camping,hiking,backpacking, etc.<br/>Features:<br />Lightweight and compact hollow-fiber membrane system can effectively provide clean and safe water.<br />Chemical free,provide at least 1,000 liters of clean and safe drinking water from any source like creeks and streams.<br />Easily attaches to your drinking pouch,standard disposable water bottles with 28mm thread,hydration packs,or use with silicone straw to drink directly from your water source.<br />Convenient cap protects from dust and stains.<br />Carabiner clip for easy carrying and hanging.<br />Perfect for outdoor,emergency,camping,hiking,backpacking etc.<br/>Specification:<br />Color: Green/Blue (optional)<br />Material: BPA Free ABS<br />Water Filter size: 128*30mm/5.0*1.2in<br />Filter Capacity: 1000L<br />Flow rate: 550ml/min<br />Filter accuracy: 0.01 micron (minimum)<br />Silicone straw length: 200mm/7.9in<br />Weight: Approx.  64.9g/2.3oz<br/>Package List:<br />1* Water Filter<br />1* Carabiner Clip<br />1* Straw