Schwalbe Air Plus SV 40mm Tube 14L-AP (27.5") 27.5 × 2.1–2.75

Schwalbe AIR PLUS bicycle inner tube no. 14L-AP. For bicycle tires in the size 27.5" inch (ETRTO 54→70-584). Holds the air even longer thanks to wall thickness even longer. Less frequent re-inflation necessary. Also protects above-average protection against punctures.