The Sawyer Mini Water Filtration System is a compact and lightweight outdoor water filter designed for adventurers and outdoor enthusiasts alike. No additional water treatment tablets or external power supply are needed, making this system perfect for on-the-go use. With its durable construction and impressive capacity of up to 375,000 litres, this filtration system can effectively remove 99.99999% of bacteria and protozoa, as well as 100% of micropolymers. Thanks to its reinforced walls, this system is built to last for years of use. The package includes a filter, 16 oz water bag, drinking tube, and cleaning syringe. With its easy operation and cleaning, as well as the ability to be mounted on a 28mm thread, this product is a must-have for any outdoor excursion. Additionally, the filtration system utilizes microfibers less than 0.1 microns in diameter for efficient purification.