Bosphorus Cymbals K15HD 15-Inch Turk Series Hi-Hat Cymbals Pair 100% Handmade Weights include Dark, Crisp and Bright from lightest to heaviest. Dark weights are very responsive with a low fundamental pitch. Crisp weights are more penetrating while the Bright weights are better for high volume applications. Completely unlathed for a very dry sound with pronounced stick articulation