Tannus Armour 26" X 4" - 4.8" Tire Insert With Tube size-43-mm Can not be used with

Can not be used with EXO system

Back Panel Engineered for All-Day Wear: Suspended mesh back-panel construction provides excellent airflow and prevents moisture buildup for all-day comfort

Base: Extruded

Material(s):  Urethane foam fill

Tannus Armour 26" X 4" - 4.8" Tire Insert With Tube size-43-mm Can not be used withTannus Armour is an insert for your bike tire the ultimate in tire protection and performance for all levels and styles of riding. With this tire liner, thorn flats are a thing of the past. We went with Tannus because they have been at the forefront of innovation in tire technology since 2003 and are the #1 brand of airless tire technology in the world.