The ANTI-VIBE Series uses patented technology to effectively reduce unwanted vibrations. All Zildjian Hickory Series Drumsticks are made from the highest quality U. S. Select Hickory and Maple woods, crafted to the same manufacturing standards as Zildjian Cymbals, and are guaranteed straight.. These sticks are designed to lessen the impact of rubber pads, and are perfect for electronic kit drummers. They are not recommended for acoustic kit drummers, as they will splinter.