2 x Schwalbe Inner Tubes - 26" x 2.10 to 3.00 (2.1, 2.125, 2.5, 2.35, 2.50, 2.60, 2.75, 3.00) - DOWNHILL - Schrader/Auto Valve - PAIR - FREE SHIPPING! FREE VALVE CAP UPGRADE WORTH $4.99! [No. AV13D] 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!