​​​​​​​This mix is possibly better known in the UK for being used by anglers like Alan Scotthorne and Bob Nudd to great effect on waters like the river Trent. 
Although originally developed for Belgium team fishing the 1983 world champs on the Rhine canal it suits many of our UK waters, when after Roach and Bream.

A medium heavy and sticky groundbait that is perfect for balling in the warm months, In medium flowing waters.
You can make a classic river Trent mix by adding brown crumb 2 to 1 and damp leam for extra weight.