Bounce into better health with the Exercise Ball! Revolutionize your workout and your sitting routine.Work your core, hamstrings, and stabilizers — the exercises printed on the ball offer a roadmap to sculpting your body, so you'll never be stuck bouncing away aimlessly!The stability ball includes a hand pump, diameter tape measure, and plugs for a hassle-free setup, so you can inflate it and get moving and grooving in five minutes flat. The texturized surface helps you keep your grip during sweaty sessions. High-quality PVC has a burly 440lb capacity for lifters of all sizes.IMPORTANT: To ensure user and equipment safety, avoid over-inflating the Exercise Ball by using the included diameter tape measure tool.