Power Systems Ball Base Color:Black These shorts also have zip

These shorts also have zip side pockets and are made in stretchable woven fabric for added comfort

Comfortable straps with elastic shock absorbers

Adjustable single strap hook-and-loop: secure

Crankset Weight : 690g

Fits winter sports and bike helmets

Power Systems Ball Base Color:Black These shorts also have zipThe Ball Base extends the possibilities of your exercise ball by providing a more stable base for it, making stability ball exercises more accessible to beginners. It extends the number of possible exercise routines you can perform, because openings in the LARGE ball base allow you to attach exercise bands and tubing (sold separately). Openings for bands and tubing allow additional exercise possibilities Sturdy, durable, one piece construction Ball