Continental Grand Prix 4-Season Tire - 700 x 32, Clincher, Folding, Black, Vectran Breaker, DuraSkin gravel-stem there is a flap on

there is a flap on the heel with detent position to enable the higher walking mode/position of the boot

the heel turret easily rotates in either direction to give you a true 0mm flat

on-trail diagnostics

Keylock nose

more technical terrain

Continental Grand Prix 4-Season Tire - 700 x 32, Clincher, Folding, Black, Vectran Breaker, DuraSkin gravel-stem there is a flap onThe Continental Grand Prix 4 Season is the definitive choice for road cyclists who refuse to let seasonal transitions dictate their time on the bike. This tire is engineered to perform in the grit and grime of winter training while remaining fast enough for competitive race days. Continental finds that by utilizing a specialized wear resistant carbon compound, the 4 Season delivers exceptional mileage and dependable adhesion on wet roads and in low