HANDS-FREE WALKING! The perfect item to free hands to ensure your safety Holds most flip and smartphones as well as mugs and canned drinks with insulated sleeves. The top ring is reversible for right and left-hand applications. Mounts under armrest with SnapIt! System mounting arm. Select your chair from the drop-down menu If your chair is not listed please contact us at 800-886-4926 The Cell Phone Holder on the W0014A is available in 3 sizes. Please select the size from the pulldown menu that is large enough to hold your cell phone with a protective case if one is used UV Stabilized HDPE (High-Density Polyethylene) Stainless Steel Hardware Manufactured and Assembled in Texas, USA