FitsAll Filter for Narrow and Wide-Mouth Bottles Made of corrosion-resistant aluminum and brass Fits in a pocket or

Fits in a pocket or clips on your pack or bag for easy portability

In addition to performing all the functions of a regular travel cover

they can gallop at full speed across steep talus slopes if spooked

comfort and long wear make these a favourite for mom and dad

Sensitive equipment needs protection

FitsAll Filter for Narrow and Wide-Mouth Bottles Made of corrosion-resistant aluminum and brass Fits in a pocket orIts unique design, featuring the filter cup and funnel fit offers flexibility to filter water into bottles with a wide range of mouth sizes, including narrow mouth bottles such as commercial water bottles, soft drink bottles, canteens and SIGG bottles. Compatible with wider mouth bottles, such as Klean Kanteen, Gatorade and Nalgene bottles, only the cup is necessary.