Schwalbe SV 40mm Tube 15L (28") 27 × 1.10–1.35

Schwalbe standard bicycle inner tube no. 15L. For bicycle tires in size 28" inch (ETRTO 28→34-622, 28→32-630). Holds air for an above-average length of time. Thanks to the best material quality and uniform wall thickness. Maximum reliability that has proven itself millions of times over.