Kolstein’s Formulation Supreme Bass Rosin is meticulously crafted for superior quality, undergoing strict product control and a precise curing process. Hand-poured into a roll-down silicon container, it maintains freshness and prevents melting.
The deluxe line features protective silicon packaging in an elegant gold foil container, combining aesthetics with functionality. Available in Hard, All Weather, and Soft grades, it adapts to musicians’ preferences and varying climates.
With an indefinite shelf life, it resists drying and crystallization. Once applied, it maintains a continual wetting action for effortless powdering on strings and instruments.
