Focused, deep and solid the Super 2 Drumheads have great attack, projection and depth unlike any other drumheads. The patented Safe-T-Loc hoop prevents the head from slipping and the Sound Curve collar design provides Responsive Tuning. With Responsive Tuning, one turn of the drum key and Super-2 heads react.Remember, accessories ship fast and free from Sam Ash DirectAquarian Item No.: PDS2-13 - 13 Clear w/Power Dot