Maximum reliability - The Schwalbe bicycle tube no. 17 impresses with its best material quality, even wall thickness and above-average long air retention. Ideal for tour and city - Suitable for 28 inch / 700C bicycles (ETRTO 28/47-622/635) - perfect for trekking bikes, city bikes or touring bikes in everyday life and on long distances. Proven quality - Millions of times in use and known for its durability - the bicycle inner tube from Schwalbe is the reliable choice for leisure and everyday riders. Versatile valve options - Available with DV, AV and SV valves as well as in valve lengths from 40mm to 60mm - compatible with a variety of rims and insert profiles. Brand expertise – Schwalbe stands for over 100 years of tradition and know-how in the field of bicycle tyres and bicycle accessories, which guarantees quality and reliability with every product.