Sabian AAX Fusion H-Hats are fast, controlled and cutting. The pairing of medium AAX top and an extra-heavy Hand Hammered vented bottom is powerful. Its modern, sleek, clean and extremely efficient. With its streamlined design and response-shaping 'Auto-Focus' feature, AAX is the ultimate breakthrough in modern cymbal making. No other cymbal focuses on projecting pure, bright, and shimmering sound like AAX.