Using 3" and 6" footrests ergonomically position your legs while working at your computer workstation. Often, it may be required to raise the height of your chair to ensure proper upper-body placement while computing. Doing so, may cause strain on the legs and lower back, if your feet no long rest comfortably on the floor. This is where footrests become an integral tool in creating an ergonomic workstation. Footrests keep your legs at a comfortable 90° angle for proper circulation in your lower legs, firmly supporting your feet. Adjustable footrests offer impeccable support, and help prevent unwanted pain the the lower back and feet. ErgoStoreOnline the latest in ergonomic footrests in multiple sizes and fabric covers, all at very affordable prices.