Massaging Work Insoles for Men (Fits shoe sizes 8 13) Ladies' 8 15 Knee Highs ANALOG (DIAL) READOUT * 100 Wrist and Hand ANALOG (DIAL) READOUT * 100 lb * The heavy duty dynamometer features the hydraulic system that is used in the industry accepted Baseline© and Jamar© hand dynamometers and pinch gauges * Hydraulic system ensures accurate readings * The dynamometer is much lighter (1 Two way stretch top enables the cushion cells to conform to the individual's body shape without diminishing product effectiveness or therapeutic value * The cover has a two way 100% Polyester top material that is a durable heavyweight fabric with a soft feel * The side material is composed of a 3 layered knit spacer fabric which provides superior air circulation that ventilates and cools the user * The fluid proof solid non skid base material offers a durable easy to clean surface * The cover has the added feature of Velcro© straps placed on the bottom to allow the user to attach the cushion to their chair * Encased foam is stitched to the cover for added comfort around the leg trough areas * Cover is machine washable * Weight: 1 * Unique patent pending support system provides comfort and shock absorption * Memory foam top layer conforms to foot contours like custom made orthotics * Air perforations boost circulation to keep feet cool and dry * Available in one men s trim to fit size (fits shoe sizes 8 13) * All day comfort in sneakers boots and dress shoes