Super soft vinyl disc 14". One side is smooth and the other side knobbed. Perfect for lower back, pelvis, balance and posture exercises. Can be inflated or deflated from 1"-2.5". Unconditional 5-year guarantee on all items from date of purchase.
100% Satisfaction Guarantee: At Mansion Athletics, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Mansion Athletics in its original condition with your email order confirmation or packing slip. Restocking fees may apply. On items over $275 shipping within the US, we will even arrange free pick up or pay for returns shipping.