gaiam balance ball chair cool grey exercise equipment the smart hoop

ergonomic back support and spinal alignment ,strengthens your core as you sit,easy one-tool assembly,stable, yet lightweight base is made from molded pvc deskworkout guide provides an effective low-impact workout and stretching routine this revolutionary desk chair will change the way you sit. provides the all-day ergonomic support needed while sitting for a long duration. feel better at your workplace by utilizing this alternative chair solution that encourages wellness and helps to soothe the aches and pains that come from sitting at a desk for extended periods of time..syi