- 0.9mm wall thickness - 700c x 18 – 25 = 27 x 1 - 700c x 28 – 35 = 27 x 1-1/8, 1-1/4

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

Single presta tube for a 27.5-inch/650B tire. - 27.5 x 1.75-2.50 - 42mm Presta valve

Single Schrader tube for a 27.5-inch/650B tire. - 27.5 x 2.60 – 2.80 - 42mm Schrader valve

Conti tubes – what’s so special? A simple formula for a simple application, but funny how the competitors manage to miss the details. Mold-cured, seamless-extruded, with removable valve cores are features that make Conti tubes a step above the rest. - Schrader valve

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

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

Continental tubes are made of seamless butyl rubber and are individually tested for top quality. 42mm valve: 95 grams 60mm valve: 100 grams

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

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

The industry standard comes in all sizes. Premium-quality Bontrager Standard butyl rubber tubes feature a 0.9mm wall thickness for the perfect balance of weight savings and durability. - 0.9mm wall thickness - Equipped with removable valve cores - 100% inspected for guaranteed quality - Best value 27-inch tire size equivalents - 700cx 23 – 25 also fits 27 x 7/8 – 1 - 700c x 28 – 32 also fits 27 x 1-1/8 – 1-1/4 - 700c x 35 – 44 also fits 27 x 1-3/8 – 1-3/4

The industry standard comes in all sizes Premium-quality Bontrager Standard butyl rubber tubes feature a 0.9mm wall thickness for the perfect balance of weight savings and durability. - 0.9mm wall thickness - Equipped with removable valve cores - 100% inspected for guaranteed quality - Best value 27-inch tire size equivalents - 700c x 28 – 32 also fits 27 x 1-1/8 – 1-1/4 - 700c x 35 – 44 also fits 27 x 1-3/8 – 1-3/4

Our standard butyl innertube with a 0.9mm wall thickness represents excellent value-for-money and strikes a nice balance between weight and durability. - S/V Schrader Valve (American Valve) with a 40mm valve length for trouble-free double wall rim compatibility - 12 and 14 tubes use angled/shorter valves for improved pump head clearance/accessibility - Easily identifiable from the GREEN color-coded box - Automated hot-feed extrusion with hydraulic press-cured vulcanization for consistent, high-quality, reliable construction - All tubes are inflated and stored for 24hrs to check for leaks/defects prior to being packaged - Low-lead nickel-plated valve with standard removable Schrader valve core - Packaged individually (carton/box)