Fusion Jam – 2015 Tilburg Posted on January 29, 2015 by Effraim — Leave Comments ↓ Sietse van Berkel organised a Bmx Flatland jam in Tilburg, in Holland a few weeks back. Erik Hogers was on hand to not only ride, but document some of the riding that went down that day, chill vibes from Tilburg! Enjoy!