Schwalbe MARATHON PLUS TOUR Tire - ALL SIZES - FREE SHIPPING - FREE VALVE CAP UPGRADE WORTH $4.99! MARATHON PLUS TOUR - Asphalt or off-road, this versitile tire always does the job PUNCTURE PROTECTION - From Schwable's Green Guard protection belt FREE METAL VALVE CAPS - 3x Higher air retention over standard caps SKYSCAPE CAPS WORTH $4.99 FREE - Presta style (Schrader available by request/email at the time of your order)