Fits & stores on wide-moth water bottles and removes particulate from water with a 4 x 4-micron filter screen. Use alone or with SteriPen UV water perifiers. Fits & stores on wide-moth water bottles.

Features:

• Fits & stores on wide-moth water bottles
• Removes particulate from water with a 4x4-micron filter screen
• Pre-Filter designed to fit the SteriPen ultraviolet light (UV) handheld water purifiers
• Allows either pour through or immersion methods to filter the water
• Clear, filtered water optimizes the ultraviolet purification process
• Recipient of the Water Quality Association (WQA) Gold Seal, certifying that SteriPen purifies water safely and effectively

Specifications:

• Weight: 40.8 g
• Includes: x1 pre-filter,  x1 per-filter cartridge and instructions