Steripen FitsAll Filter

Its unique design, featuring the filter cup and funnel fit to offers flexibility to filter water into water 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 to wider mouth bottles such as Kleen Kanteen, Gatorade and Nalgene bottles, only the cup is neccesary.

Features:

• Size: 3.5 x 2.8 x 3.7 mm
• Weight: 65 grams