• SteriPEN FitsAll Fiter removes particulates from water. Use alone or to ready water for treatment with a SteriPEN handheld, UV water purifier.
• Easily adapts to use with a variety of bottles. For narrow-mouth bottles, use the funnel and filter cup; just the filter cup for wider mouth bottles
• Includes long-lasting, SteriPEN Filter Cartridge to remove particles greater than 40 microns. Replacement Filter Cartridges available separately.
• Versatile and lightweight. Nests for easy storage. Rugged, flexible material allows it to stow away compactly and snap back to shape when unpacked.
• Easy to use; place in bottle opening and immerse in water or pour water through. Water can be purified with SteriPEN in same water bottle.