If you need a seriously light but also seriously durable tube, look no further than Schwalbes 700c Extra Light Road Tubes. High-quality rubber and precise manufacturing allow these tubes to be extremely light but still hold air better than a latex tube.

Product Features
Material: Rubber
Size: 700c Road
Valve Type: 40mm Presta, 60mm Presta, 80mm Presta
Weight: [700c x 18-25mm, 60mm Presta valve] 65g; [700c x 18-25mm, 80mm Presta valve] 65g; [700c x 18-25mm, 40mm Presta valve] 65g; [700c x 28-42mm, 40mm Presta valve] 105g; [700c x 38-45mm, 40mm Presta valve] 140g
Recommended Use: Road biking
Manufacturer Warranty: