MSR TrailShot Pocket-Sized Water Filter

The smartest solution to clean water on fast-paced adventures.

• Tested: Meets U.S. EPA drinking water standards* and NSF protocol P231 for removal of bacteria (99.9999%), protozoa (99.9%), and particulates.
• Pocket-Sized & Light: Like small water bottles, energy chews, mini bike pumps, and tubes, this 142 g (5 oz.) filter disappears in stash pockets.
• Instant Hydration: Drink directly from the source—without lying in the dirt—and refill your bottles or hydration reservoir with clean water.
• Quick-Deploy: Zero set-up and simple one-handed operation fills 1-liter bottles in 60 seconds.
• Simple to Clean: A few shakes helps restore flow rates in the field; no tools required.
• Weight (Standard): 5 oz
• Weight (Metric): 0.14 kg
• Width (Standard): 2.4 in
• Width (Metric): 6.1 cm
• Length (Standard): 6 in
• Length (Metric): 15.25 cm
• Height (Standard): 6 in
• Height (Metric): 16 cm
• Effective against bacteria: Yes
• Effective against particulate: Yes
• Effective against protozoa: Yes
• Filter media: Hollow Fiber
• Filter pore size (microns): 0.2
• Flow (L/min): 1 liters per min
• Flow (strokes per liter): 60
• Cartridge life: 2000 liters
• Field cleanable: Yes
• Field maintainable: Yes
• Cartridge replacement indicator: Yes

Clean water all day—without the weight. That’s the advantage the TrailShot Microfilter provides. Designed to hide in stash pockets and deploy quickly, this tiny water filter lets you drink directly from sources along the trail for instant hydration, and fill your vessels with clean water. Easy one-handed operation filters one liter in a mere 60 seconds, so you can get back on the trail quickly and moving again. At just 142 g (5 oz.), the TrailShot water filter is the ultimate filter for fast-paced, high-mileage adventurers, like trail runners, hikers, fast-packers and mountain bikers.

UK Delivery

We aim to provide the best possible delivery service on every order, our aim is to dispatch our items the same day as the order is placed, provided the item(s) are in stock and the order is placed before 12.00pm. There may be items that we need to transfer between our stores, which may take a few days to be dispatched.

Delivery Charges To UK Mainland:

£4.95 (Orders Between £0.00 - £44.99)

FREE (Orders £45.00 & Over)

Most orders are delivered during office hours by Royal Mail or Parcelforce and will require a signature; please provide an alternative address at checkout if no one will be home to sign for the parcel.

For more information on our Delivery & Returns Policy, including delivery to Northern Ireland, Channel Islands and BFPO, as well as European and International deliveries - please see our Delivery & Returns page.

Click & Collect

We aim to provide the best possible collection service on every order, our aim is to provide collection on the same day as the order is placed, provided the item(s) are in stock in the chosen store and the order is placed before 12.00pm. There may be items that we need to transfer between our stores, which may take a few days to be dispatched. Orders placed after 12:00pm will require 1 processing day and can therefore be collected the following day, again provided the item(s) are in the chosen store for collection. At the checkout page, simply select Collect in Store for Shipping Method and opt to collect in either Inverurie or Aberdeen.

You will receive an email confirming the Click & Collect order and you will receive a further email when the order is ready to collect in store.