XcelTrax Air Wlkr Sml Low Boot M 4.5 7 W 6 8 Thermometers Professional 18 x 18 * Designed 71069 18 x 18 * Designed to provide a comfortable functional and stable sitting environment * 3 poly vinyl interconnected air cells are easy to setup inflate and adjust * Easy to handle and transport: weighs only 1 lb * Includes pump and patch repair kit * Includes a reusable washable cover * 12 month limited manufacturers warranty * Remove the probe cover Designed for ideal support and comfort following trauma or post operative procedure * The lightweight design and unique pre shaped ergonomic frame help to modify the level of pressure on the injury at both the malleoli and lower leg * The soft nylon foam liner has an integrated pump design making the pneumatic liner simple to inflate and adjust *