The Agilest Duro increase puncture protection by combining Panaracer`s classic Pro Tite belt with their new TF Outer ShieldZSG Agilest compound further reduces weight and rolling resistance for a perfect balance of performance The Duro line of Agilest tires is the choice for touring, commuting or races that require extra durabilityStandard700x23622FoldBeltedBk/Blk150210120NoUPC/EAN/GTIN: 4931253025099