A special made to order limited rosin that is made by award winning bowmaker Josef Gabriel in Germany. It is hand carried on the plane as a rule for export to ensure its freshness and quality. It has an amazing string tracking quality for violin/viola/cello. This production and order was limited to 24 cakes ordered and picked up at the Cuvee Darling Exhibition in Cologne, late May 2023. Bay Fine Strings is so confident you will love this rosin that we are offering a 100% satisfaction money back guarantee.