Clement las folding cyclocross tyrethe clement las clincher is fast glides over hard pack and cuts through grass without much fuss its a grippy tyre that features a unique nail file tread on the top but progressively gets taller and coarser as it approaches the shoulder knobs named after the most entertaining and exciting cyclocross race in america it is a fast tyre that features clements unique tread pattern giving speed and traction where it counts featuressuperior traction in corners