Kolstein’s Formulation Supreme Bass Rosin is composed of the finest ingredients, created through a high degree of product control in strict accord with the developed formula.
A minimum curing period for a predetermined time is a requirement for all our bass rosin. In addition, such features as hand pouring and packaging in a specially designed roll-down silicon unique containerization ,all contribute to the superior quality of these rich dark textured rosin.
These bass rosins have the feature of indefinite shelf-life; that is, it will never dry out and crystallize. Once used, the rosin will show a continual wetting action allowing for easy powdering on the strings and instrument.