Extreme impermeability.
Mix of specific rubbers: less air loss, less reinflating for you.
Reliability: Each tube's pressure retention is tested twice before it can leave the factory.
40 mm Schrader valve.
Dimensions : 14x1.75-2.50 47/60-254 AV 40mm.
Weight: 80 g.
Inner Ttube Type : Standard
Max Width : 2.35"
Min Width : 1.75"
Valve : Schrader
Wheel Sizes : 14"