MiniWorks® EX Microfilter -- $89.95 -- MSR Longevity Series -MiniWorks® EX Microfilter When you need a filter you can rely on for day hikes, extended trips, or heavy use for years to come, our Longevity Series has what you need. Made using only ceramic elements, these filters are fully field-maintainable for dependable water treatment when you’re far from home. Perfect for: Day hiking Backpacking Extended expeditions Adventure travel The MiniWorks EX is the best-selling filter on the market, delivering long-lasting, fully field-maintainable water filtration. Its durable ceramic element ensures protection, pumps water for years, and can be cleaned repeatedly for full recovery, with no tools required for complete disassembly. The MiniWorks is also lightweight, compact, and, thanks to its innovative AirSpring Accumulator™, capable of pumping one liter of water per minute. Long-lasting Durable ceramic element ensures protection and will pump water for years. Field-maintainable Can be cleaned repeatedly for full filter recovery; no tools required for complete disassembly. Fast Flow AirSpring Accumulator increases filtration speed; up to 1 liter/minute. Effective Protection Removes bacteria, protozoa (including crypto and giardia), and particulate. Better-tasting Water Carbon core removes unpleasant tastes and odors caused by chemicals, such as iodine, chlorine, and pesticides. Weight: 16oz/456g Dimensions:7.5 x 2.75 in./19 x 7 cm Cartridge Life: Up to 2,000 liters, depending on water conditions Includes: Stuff sack, hose float, scrub pad, and instructions
Buy Now MSR Water Treatment

MIOX® Purifier -- $139.95 -- MSR Pump Free Series-MIOX® Purifier A revolution in water treatment… Developed in conjunction with the military, the MIOX™ Purifier is the first mixed-oxidant purifier on the market. This pocket-sized purifier lets you treat small or large volumes of water without pumping a single stroke. Perfect for: Travel in developing countries Group adventures Rafting, backpacking, major expeditions Disaster preparedness The MIOX® Purifier represents a revolution in water treatment. It’s ultralight, compact, and easy to use—with no pumping, maintenance, or iodine required. No pumping required Just add water, shake, and press a button. Purifies water without iodine No health risk or unpleasant iodine taste. Great for large volumes of water Perfect for groups or extended trips. Ultralight and compact Fits in your pocket to go anywhere. Reliable purification Inactivates all viruses, bacteria, Giardia, and Cryptosporidium. Dwell times Viruses, bacteria: 15 min. Giardia: 30 min. Cryptosporidium: 4 hrs. Weight Pen: 3.5 oz./99 g Kit: 8 oz./227 g Kit includes MIOX® Purifier, salt, batteries, safety-indicator strips, instruction booklet, quick-reference card, and storage sack.
Buy Now MSR Water Treatment

MSR Dromedary™ Bags -- Starting at $29.95 -- MSR Dromedary™ Bags If you lose your water supply in the middle of a three-week stay on a big wall, your trip is in trouble. That's why MSR's Dromedary Bags are made of durable, abrasion resistant Cordura nylon. Laminated with food-grade polyurethane these water carriers are tougher than typical hydration products are flexible even in freezing conditions. We dare you to try and rupture or destroy this bag in the backcountry–many have tried–but the Dromedary wins time and time again. Dromedary™ Bags These bomber bags, made of 500- and 1,000-denier Cordura® and laminated with food-grade polyurethane, can withstand temperatures from freezing to boiling. They feature a new low-profile handle for no-hassle filling, an easy-drink/pour 3-in-1 cap, and perimeter webbing that allows for convenient pack attachment and hanging. Heavy-Duty: Abrasion-resistant Cordura, laminated with food-grade polyurethane, can handle everything from freezing to boiling. Versatile: 3-in-1 cap lets you fill, drink, and pour with ease. Easy to Fill: New handle makes filling bags easier than ever. No-Hassle Attachment: Perimeter webbing allows for convenient pack attachment and hanging. 57056 - 2-Liter Dromedary Bag Weight: 4.6 oz./130 g 57057 - 4-Liter Dromedary Bag Weight: 5.4 oz./153 g 57058 - 6-Liter Dromedary Bag Weight: 7.2 oz./204 g 57059 - 10-Liter Dromedary Bag Weight: 8.5 oz./241 g
Buy Now

MSR HyperFlow Microfilter -- $99.95 -- MSR HyperFlow Microfilter The HyperFlow utilizes the latest Hollow Fiber Technology in a package so small and so easy to use it will change the way you travel in the backcountry. Its ergonomic design, diminutive size and tool-free maintainability make it just as appropriate on day trips as it is on multi-day excursions. Also included is a Quick Connect Bottle Adapter™ — allowing direct connection to all MSR hydration products and a variety of other "wide mouth" containers — and an advanced prefilter to prolong the life of your filter. High Flow Rate: Pumps more than 3 liters per minute or one liter every 20 strokes. Ultralight: Just 7.4 oz. (209 g). Ultra Small: Just 7x3.5 in. ( 17.8 x 8.3 cm) makes it easy to take along even when space is at a premium. Field-Maintainable: Can be cleaned repeatedly for flow recovery without tools. Super Convenient: Quick-Connect bottle adapter lets you filter water directly into a variety of containers, including all MSR® hydration products and Nalgene® bottles. Weight: 7.4 oz./209 g. Dimensions: 7 x 3.5 in./17.8 x 8.3 cm Cartridge Life: Up to 1,000 liters, depending on conditions
Buy Now MSR Water Treatment

MSR DromLite™ Bags -- $24.95 -- MSR DromLite™ Bags Counting the ounces? Those looking for weight savings will love the DromLite bags. A mountaineer's favorite, this Fast & Light version of our Dromedary Bag is 30% lighter than a standard Dromedary yet still tough enough for the most extreme outdoor pursuits. Our Fast & Light® version of the Dromedary™ Bag. DromLites are built light but tough with “MSR® red” 200-denier Cordura® and now feature a low-profile handle for easier filling and carrying. Tough: Made with rugged “MSR red” 200D Cordura. Light: 30% lighter than Dromedary Bags. Easy to Fill/Carry: New handle makes filling and carrying bags easier than ever. 57053 - 2-Liter DromLite Bag Weight: 3.1 oz./88 g 57054 - 4-Liter DromLite Bag Weight: 3.6 oz./103 g 57055 - 6-Liter DromLite Bag Weight: 4.2 oz./119 g
Buy Now

MSR CloudLiner™ -- $24.95 -- Our taste-free, lightweight version of the Hydromedary™ Hydration Bag. The CloudLiner boasts a new high-flow/no-leak bite valve, a low-profile easy-fill/carry handle, and three streamlined shapes that fit most packs, while its puncture-resistant material solves the all-too-common bladder-bursting problem. Taste-Free and Durable: Reservoir is completely taste-free and puncture-resistant; drinking tube is also taste-free. High Flow/No Leaks: New bite valve dramatically increases flow rate, while new shutoff valve prevents leaks. Easy to Fill/Carry: New handle makes filling and carrying bags easier than ever. Upgrades Most Packs: Three new streamlined shapes fit most hydration packs and backpacks. 57024 - 2-Liter CloudLiner Hydration Bag Weight: 5.7 oz./162 g 57025 - 2.5-Liter CloudLiner Hydration Bag Weight: 5.8 oz./164 g 57026 - 3-Liter CloudLiner Hydration Bag Weight: 6.2 oz./176 g
Buy Now

MSR AutoFlow Gravity Filter -- $89.95 -- MSR AutoFlow Gravity Filter It's as simple as "Fill it. Hang it. Forget about it." The AutoFlow Gravity Microfilter represents the latest evolution of backcountry hydration, combining water filtration, storage and collection into a single, lightweight system. With the latest Hollow Fiber technology and the power of gravity, the AutoFlow is fast too—up to 1.75 liters per minute without a single pump stoke. 4-liter reservoirs allow you to filter large quantities at once making it perfect for groups, while quick and easy tool-free cleanings maintain high flow rates on extended expeditions. No Pumping: Let's gravity do the work so you don't have to. Fast: Filters more than 1.75 liters per minute. Lightweight: Weighs only 10.5 oz. (299 g). Field-Maintainable: Can be cleaned repeatedly without disassembly for flow recovery. Adaptable: Connects to most any bottle or reservoir with included Universal Bottle Adapter. Weight: 10.5 oz./299 g. Dimensions: 4 x 6 in./10 x 15 cm Cartridge Life: Up to 1,500 liters, depending on conditions
Buy Now MSR Water Treatment

SweetWater® Microfilter -- $79.95 -- SweetWater® Microfilter Looking for an ultralight, low-maintenance filter that is extra-simple to use? Our SweetWater® filters offer the perfect combination of dependability, ease of use, and packability. Lightweight and compact, the SweetWater® Microfilter makes water filtration fast and easy. Fast: Pumps water on both up and down strokes for a fast flow rate of 1.25 liters per minute. Easy to Use Unique lever-action pump handle has a 4-to-1 mechanical advantage, so you don’t have to work as hard. Lightweight: Weighing just 11 oz., it’s one of the lightest filters on the market. Compact: Handle folds flat when not in use for easy packing and storage. Dependable: Eliminates over 99.9999% of all waterborne bacteria and 99.9% of common protozoan parasites, such as giardia and cryptosporidia. Simple to Maintain: Simple brushing will restore a clogged filter, and the pump lets you know when the filter needs replacing (each cartridge filters up to 200 gallons of water). Accessories Include: an 80-micron stainless-steel prefilter, two color-coded silicone hoses, foam float, water bottle adapter, cleaning brush, and carry bag Weight: 11oz/320g Size: 7.5x2in/19x5cm
Buy Now MSR Water Treatment

SweetWater® Purifier Solution -- $9.95 -- SweetWater® Purifier Solution MSR’s SweetWater® Purifier Solution is a chlorine-based purifier solution that provides simple and fast virus protection when used in conjunction with the SweetWater Microfilter. Easy to Use Just add 5 drops of SweetWater Purifier Solution to each liter of filtered water, mix for at least 10 seconds, and wait 5 minutes. Comes in a spill-proof dispenser bottle for accurate measuring. Dependable EPA registered and proven effective, chlorine is used to treat over 95% of all U.S. tap water. Better-tasting Most people believe that water treated with SweetWater Purifier Solution tastes much better than water treated with iodine-based products. Packable We have carefully tuned SweetWater Purifier Solution for the best possible combination of performance (fewer drops per liter = less weight to carry) and shelf life. Attention: SweetWater Purifier Solution has been tested and approved for use only with the SweetWater Microfilter. We do not recommend use with any other filter. With SweetWater Purifier Solution as a key component, the SweetWater Purifier System meets stringent EPA standards. It inactivates 99.99% of waterborne viruses and eliminates over 99.9999% of all waterborne bacteria and 99.9% of common protozoan parasites, such as giardia and cryptosporidia.
Buy Now

SweetWater® Purifier System -- $89.95 -- SweetWater® Purifier System Get added viral protection in popular wilderness areas and developing countries with this combination purifier system. The SweetWater® Microfilter removes waterborne bacteria and protozoan parasites, and the chlorine-based SweetWater® Purifier Solution effectively inactivates viruses. This system meets U.S. EPA requirements for microbiological water purifiers. Iodine-free Inactivates viruses without bad-tasting iodine. Fast Pump at a fast flow rate of 1.25 liters per minute, then add five drops of the purifier solution per liter and wait five minutes for optimal protection. Easy to Use Lever-action pump handle has a 4-to-1 mechanical advantage and dual pump action, so you don’t have to work as hard. Lightweight Entire system weighs just 14 ounces. Compact Handle folds flat when not in use for easy packing and storage. Dependable Inactivates 99.99% of waterborne viruses; eliminates over 99.9999% of all waterborne bacteria and 99.9% of common protozoan parasites, such as giardia and cryptosporidia, as well as particulates, bad tastes, and odors. All-in-One A Platypus® 2+ Liter Bottle that connects directly to the microfilter is included for easy treatment with the purifier solution. Accessories Include: an 80 micron stainless-steel prefilter, two color-coded silicone hoses, foam float, water bottle adapter, cleaning brush, and carry bag Filter Life: Up to 750 liters (depending on conditions) One Bottle of Sweetwater Purifier Solution: Treats up to 300 liters Weight: 14 oz./395 g Size: 7.5x2 in./19x5 cm Color: White
Buy Now

MSR Hydromedary™ Hydration System -- Starting at $32.95 -- MSR Hydromedary™ Hydration System Concerned about bladder failure out in the backcountry? If so, you'll appreciate the rugged character of MSR's Hydromedary System. The Hydromedaries are slimmed-down offshoots of our Dromedary Bag, designed to fit into your current hydration pack or backpack. The most durable hydration system available. These bags are built with the same tough “MSR® red” 200-denier Cordura® as our DromLites™ and feature a new high-flow/no-leak bite valve, a low-profile easy-fill/carry handle, and three streamlined shapes that fit most packs. Tough: Made with rugged “MSR red” 200D Cordura. High Flow/No Leaks: New bite valve dramatically increases flow rate, while new shutoff valve prevents leaks. Easy to Fill/Carry: New handle makes filling and carrying bags easier than ever. Upgrades Most Packs: Three new streamlined shapes fit most hydration packs and backpacks. 57050 - 2-Liter Hydromedary Hydration Bag Weight: 5.8 oz./165 g 57051 - 2.5-Liter Hydromedary Hydration Bag Weight: 5.9 oz./168 g 57052 - 3-Liter Hydromedary Hydration Bag Weight: 6.2 oz./176 g
Buy Now

 AutoFlow Gravity MicroFilter Replacement Cartridge -- $44.95 -- AutoFlow Gravity MicroFilter Replacement Cartridge
Buy Now

EX Ceramic Element -- $39.95 -- Marathon EX Ceramic Element The Marathon EX Ceramic Element is the replacement filter element for all MSR MiniWorks and WaterWorks water filters. Included with the Marathon Ceramic Element replacement is a ceramic gauge, scrubbing pad and instructions. Weight: 4.2oz/114g Can be cleaned multiple times for low cost filtering Carbon core removes many chemicals including iodine, pesticides and chlorine Ceramic Gauge lets you know when to replace the ceramic element
Buy Now

Waterworks Membrabe Element Replacement -- $64.95 -- Waterworks Membrabe Element Replacement. The PES Element is the membrane filter for all MSR WaterWorks water filters. This secondary element adds a higher level of filtration to the ceramic element making the WaterWorks the finest available in water filtration. Second stage filter provides double protection Added filtration at .2 micron
Buy Now