This high-quality OONZA SA3 inner tube has a thickness of 0.9 mm, which allows it to be used very versatile and high resistance. This is the chamber of extreme practices. Top quality reinforced Butyl design ensures performance, reliability and resistance to drilling. Size: 26 x 2.10 – 2.60 // Made in Europe // Valve: Presta, 47 mm // Weight: from 200 g Made in Europe 100% Butyl reinforced top quality. We do not compromise on the quality of the materials. That's why our inner tube is made of a butyl rubber that is both elastic and airtight. Thanks to its high air retention capacity, there is virtually no loss of pressure. Reliable and perfect for wrinkles. We offer you a 2 year mobility guarantee on our bike inner tubes. If the inner tube is defective or not waterproof, we will replace it for free! Damage caused by third parties, e.g. glass, nails, chips or pinching are excluded. 47mm Presta Valves The first class Presta valve in our inner tube ensures great air tightness and easy inflation. It can be inflated with all common foot pumps, mini pumps, hand pumps or CO2 cartridge pumps.