Michelin a1 aircomp latex road bike tubethe natural elasticity of latex actually reduces rolling resistance and the aircomp latex weighs just 75 grams making it one of the lightest inner tubes available from local criteriums to the grand classics and the tour de france professional riders demonstrate the aircomp latexs superiority throughout the season its the ultimate accessory for todays high performance wheels and tyres as with any high performance product latex tubes require regular