OpinionsMany test sets from Ferdis-Billardball-Burnish were distributed to top players from carom, pool and snooker in Germany, Austria, Holland and Turkey and tested. On the following pages (references) you can find some opinions from top players, decision-makers and association committees. Please write me on your experience or questions about Ferdis-Billardball-Burnish: info@ferdis-billardproducts.com