Wiggle stool features an adjustable seat height in 2" increments to grow with your students and eliminate guesswork when ordering. The tamperproof, adjustable height reduces distractions and helps promote a focused environment. Extra-thick, padded seat allows comfortable all-day use. Rubberized, nonskid base is angled for improved posture, balance and stability. It also ensures users keep their back straight and feet on the ground. Integrated handles allow easy carrying, even for smaller children. Unique design inhibits students from spinning on the chair. Stool is designed to support up to 250 lb.