40 micro durable nylon screen. Reversible cartridge for compact convenient storage. Dual water seals prevent drinking surface contamination.
1.5 oz. total weight. Compatible with most 32 oz. wide mouth water bottles.
SteriPEN Pre-Fiter removes particulates from water. Use alone or to ready water for treatment with a SteriPEN handheld, UV water purifier.
SteriPEN Pre-Filter fits the openings of Nalgene and comparable wide-mouth water bottles and can be stored on bottle.
Features a durable 40-micron filter cartridge to remove particulates from water when filling bottle by submerging or pouringwater into filter.
Makes purification easy - insert SteriPEN handheld UV water purifier into center of Pre-Filter, turn bottle upside down and agitate to treat water.
SteriPEN Pre-Filter stores easily the your Nalgene bottle when you''re on the go.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3 inch
Height : 3 inch
Length : 8.8 inch

Item Weight: 1.44 ounce (View shipping rates and policies)
Shipping Weight: 1.2 pounds (View shipping rates and policies)

ASIN : B000PGYDU2