A heavyweight contender: the heavyweight snare and bass drum heads consist of 2 foils with a thickness measuring 10 mil each, ...
The Black Chrome heads consist of a 2-ply foil combination: Over the first black layer with 0.19mm is a clear foil which is 0....
The two layers of the Hydraulic Head are separated by a thin film of oil. This produces a strong dampening of the vibrations ...
