Ideal for use at home or in the gym, this lightweight, portable SPRI® Xerdisc™ has been updated to offer an even better balance workout. Its thicker side-wall construction and increased rigidity deliver more stability for basic push-ups, squats and crunches, while also allowing experienced users to perform more advanced exercises. The disc can be inflated or deflated to control the challenge level.
Inflatable PVC plastic disc
Thick side-wall construction with increased rigidity