чтобы путин трэкал где ты ходишь сука

Всё решилось правильным поисковым запросом: > Most of these shoes also allow for attachment of two screw in spikes in the toe area for even more traction in mud or steep trails. https://en.wikipedia.org/wiki/Bicycle_shoe#Mountain_bike

Леденящие истории: http://forums.mtbr.com/apparel-protection/new-shoes-what-toe-spikes-616879.html#post6899227