Massaging Work Insoles for Men (Fits shoe sizes 8 13) Ladies' 8 15 Knee Highs ANALOG (DIAL) READOUT * 100 Style:Left Ear 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 and a unique hand held pump that adjusts the level of compression * Fits circumference up to 20 below the knee as is or up to 30 with extender straps that are included * Fits circumference up to 21 above the knee as is or up to 31 with extender straps that are included * Indications: Ligament injuries and strains (ACL PCL MCL) meniscus strain or injury patella tendonitis chondromalacia bursitis arthritis Post Surgery Treatment * 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