When building your featherweight dream bike, don't forget the tubes! Michelin's Aircomp Ultralight tubes are nearly weightless for minimum rolling resistance and maximum speed. - Weight: 75 grams

MICHELIN's Protek Max tubes use a proprietary butyl rubber with a unique shape and design so your tires hold their pressure longer. For excellent durability, the tube is reinforced at the valve too. - Weight: 250 grams

Continental bicycle tubes are made of seamless butyl rubber and are individually tested for top quality.

Continental Light Tubes are made of a lightweight seamless butyl rubber and are individually tested for top quality. These tubes are nearly 30% lighter than standard tubes to make your bicycle easier to ride. - 42mm valve: 70 grams - 60mm valve: 80 grams - 80mm valve: 90 grams