Pork Pie installed a top layer of ultraheavy-duty therapeutic liquid Gel over their standard high-grade memory foam on this drum throne. This formula in seat design significantly reduces the fatigue experienced after even a couple hours of playing, because it does not compress or bottom out like standard foam seats do. It is supported by a double-braced base.Extra comfort Reduces fatigue Gel top layer High-grade memory foam bottom layer Double-braced tripod base