Opti OnTheGo Alkaline Filter Replacement (4-Pack)
Opti OnTheGo Alkaline Filter Replacement (4-Pack)
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4-Pack of Opti OnTheGo Premium filters. Designed to fit directly inside the Opti OnTheGo bottle straw, making clean water as easy as fill-and-sip.
Just add municipal water and let the filter do the rest—no electricity or plumbing needed.
Ideal for travel, daily use, and on-the-go hydration.
Filters proudly made in the USA 🇺🇸
Features
Fits seamlessly into the Opti OnTheGo bottle straw
Simple installation and effortless use
Activated Coconut Carbon Filter: Removes chlorine taste and odor (40-gallon capacity)
Ahlstrom Filter: Removes viruses and bacteria (30-gallon capacity)
Tested and proven filtration technology
Requires no electricity or plumbing
Benefits
Filters out contaminants, bad tastes, and odors
Provides great-tasting water without plastic waste
Helps keep you healthy and hydrated while on the move
Each filter lasts approximately 40 gallons or two months
What’s Included
3x Activated Coconut Carbon Filters (40 gallons each)
1x Ahlstrom Virus and Bacteria Filter (30 gallons)
Patents & Certifications
Our Water Infrastructure is Crumbling
Over 9 million lead service lines still deliver drinking water to U.S. homes today.
Most of the country’s water infrastructure is over 100 years old, corroded, and leaching toxic metals.
CERTIFIED 99.99% TOXIN REMOVAL
2x Longer Lasting Protection from Lead, Microplastics + more
Each Opti Water™filter keeps you protected for 3–4 months (or 200 gallons) — twice as long as brands like Brita and PUR — while removing the most dangerous tap water toxins, including lead, microplastics, PFAs (forever chemicals), chlorine, mercury, copper, and other heavy metals.
PREMIUM FILTRATION
Organic Filtration Compounds
Opti Water™ Filters use premium solid coconut carbon and a proprietary blend of adsorption compounds to remove 99.99% of harmful contaminants, enhance alkalinity, and preserve essential minerals.