Features

• Universal bottle filter adapter
• Hollow fibre filter lifetime: 4,000 liters Pores clog over time as the filter is used; reaching end of life when water cannot pass through
• Carbon filter lifetime: 25 gallons (100 liters). With frequent use, recommended to change filter every 3 months
• Threading diameter for wide cap – 63mm
• Threading diameter for narrow cap – 43mm
• Compatible with Nalgene, Camelbak, Hydroflask, Klean Kanteen