Tube Armor™ is your best defense against all hazards that will puncture your tire, and ruin a great ride with a flat. Utilizing DuPont™ Kevlar® technology, Tube Armor™ can be used to pre-treat bicycle innertubes to instantly seal and prevent punctures up to 3/16″, or repair tubes with existing punctures. Once added, Tube Armor™ will last up to 2 years! Best of all it’s non-toxic and adhesive-and-latex-free, so it cleans up easily with water, helping you stay committed to clean!