TANNUS ARMOUR INSERT 26x2.6 3.0 Free Download Photo Of Mary Kate And Ashley Olsen Twins by @scole86. Tannus Armour is a special insert that wraps around your tube providing up to 15mm of puncture protection in addition to other benefits In the unlikely event you do get a flat tire, you can still ride for a limited period of time with less risk of rim damage *excludes fat tire sizes* The Tannus Armour sidewall helps stabilize your tires on corners and cushion the ride for more comfort Use of Tannus Armour requires use of a smaller tube, see links tab on website or contact your local rep for details *Minimum inner rim width needed to install the inserts is 19mm *Smaller ends of the listed size range may need trimming of the sides to fit