2 x Schwalbe Inner Tubes - 700 x 28-45C (28, 30, 32, 35, 38, 40, 41, 43, 45, 38B) / (28" x 1.20, 1.50, 1.60, 1.75, 1 1/8, 1 1/4, 1 3/8, 1 5/8) - Schrader/Auto Valve - PAIR - FREE SHIPPING! FREE VALVE CAP UPGRADE WORTH $4.99! [No. AV17] TWIN PACK - 2 x Premium quality Schwalbe inner tubes direct PUNCTURE RESISTANCE - Higher quality butyl rubber gives better protection SUPER AIR TIGHT - Less requirement to re-inflate unlike other tubes SKYSCAPE METAL VALVE CAPS - 3x Higher air retention over plastic caps - Worth $4.99 IN STOCK + FREE P&P - Ready to ship now!