Karrimor tempo 4 mens trail running shoes step into these karrimor tempo 4 mens trail running shoes and open up a new world of trail running experiences and possibilities the karrimor tempo 4 mens trail running shoes uses a well padded collar and tongue alongside the last up fastening to provide a well fitted and comfortable feel that increases support and cushioning over the harsher terrain completer with a d3o lite sole unit that reduces weight yet allows for improved cushioning and shock a