The limited-edition TAMA 1st Chair Glide Rider HYDRAULIX drum throne features a colored cloth seat top with plush cushioning. Its ergonomic saddle-type seat offers extra support for the upper legs, and comes with a comfortable plush cushion that helps to achieve an ideal firmness. This premium HYDRAULIX model adjusts effortlessly and stays in place, with Rocklok technology to prevent side-to-side movement. TAMA's Rocklok features a specially designed nylon bushing at the bottom of the throne's threaded rod  providing exceptional durability and stability.