Continental Grand Prix 4000 S II Clincher Road Tire Tire Size:700 x 28c Say goodbye to foggy lenses

Say goodbye to foggy lenses with the TYR Anti-Fog Spray

The ultimate evolution in cotton tire performance

TYR Fabrication: 80% Nylon / 20% Spandex

Color Coded Sizing for easy identification:

Continental Grand Prix 4000 S II Clincher Road Tire Tire Size:700 x 28c Say goodbye to foggy lensesThe GP4000 S II is versatile enough for race wheels or training wheels. The proven aspects of the 4000 S II remain unchanged and handmade in Germany of course. Vectran Breaker Vectran is a synthetically manufactured high tech fiber from a natural model. Like spider silk, Vectran is a liquid crystalline polymer (LCP). Vectran is spun from melted liquid polymer Vectra and processed further to a multi strand thread.