Mathieu van der Poel needs no further introduction. Average Rob, on the other hand, does, although the Belgian Youtubers are no strangers to success with over 400,000 channel subscribers. The two regularly make it their mission to learn a sport, including numerous types of cycling, in just a few hours with wit and determination. Cross-country riding is now on the agenda. Their teacher, cyclo-cross and road world champion Mathieu van der Poel.