Kolstein's exacting research and development has brought us their Ultra Formulation Supreme rosin. Well-known for its low powdering and smooth, easy bowing. Comes in a tin inside a cardboard storage container with lid. Comes in All Weather or Soft
Kolstein's exacting research and development has brought us their Ultra Formulation Supreme rosin. Well-known for its low powdering and smooth, easy bowing. Comes in a tin inside a cardboard storage container with lid. Comes in All Weather or Soft