The Gibraltar Airtech Skinny Top throne has a thin soft seat covered with a breathable mesh web material for extra comfort. The single braced tripod base is solid, light-weight and easy spindle height adjustment. Features include: · Sturdy, light-weight, single braced tripod · Spindle height adjustment with Super Lock height adjust clamp · Thin comfortable 13 inch. round skinny top · Airtech mesh seat top with vinyl sides provides air circulation cool comfort and durability