Track spikes Emil Zatopek, a distance runner from Czech Republic, wore them during the 1952 Olympics in Helesinki. The front of the sole features a rigid or semi-rigid spike plate containing between 3 and 9 threaded holes called spike wells. Spikes can be screwed into each well using a spike wrench. Recently, some individuals have attempted to add a "through hole" at the bottom of the spike to make them easier to tighten, remove, and install. Some shoes have permanent or "fixed" spikes which are not meant to be removed. Spikes may break during competition. Track shoes are exceptionally light, some shoes
Czech Ice Hockey Association agendas (such as the Regional Hockey League) are organized by the regional unions. The Czech Ice Hockey Association currently brings together around 100,000 registered players, of which around 75,000 in the men's category and around 23,000 in the junior category. About 2000 women are registered. There are 81 playgrounds in the country. The association was formed on the initiative of Slavie Praha functionary Emil Procházka, who sent the application to the just-emerging LIHG on November 15, 1908, although the constituent general assembly of the Czech Hockey League took place on December 11. The General Meetings were attended by delegates from