The HHX Evolution series combines the "tone projection" from the HHX series with an extremely fast, sensitive response. HHX Evolution was developed in collaboration with top drummer Dave Weckl. Sabian 13 "HHX Evolution Hi-Hat Type: Hi-Hat Size: 13" Attributes: Brilliant Finish B20 Bronze Fast, sensitive response Powerful, bright hi-hat Medium Top / Heavy Bottom developed in collaboration with Dave Weckl It is developed in collaboration with Sabian HHX Evolution series developed with top drummer Dave Weckl succeeded in realizing interesting cymbal sounds for the conventional models (hi-hats, crash, ride) as well as for the effect cymbals; Splash, but above all the new O Zone Crash and Effect Crash models.