Stay on the road and eliminate 90% of all punctures. 15 mm puncture protection at the top and 2 mm on the side walls. If you get a flat during the ride, Tannus Armour allows to ride a few miles on gentle terrain, without hurting your rim.*

*Does not apply to the following sizes: 20x3.0-4.0, 20x4.1-4.8, and 26x4.0-4.8.