Reaction Web® Knee Sleeve, Extra Large 2X Large, 1 Each Toilet Guard Rails Feature 5: support dropshipping Color:Yellow Feature 5: support dropshipping 5 6 Classic Black *The DARCO FX Pro is the lowest profile walker on the market and easily matches the heel height of most shoes * Low profile eliminates height difference between walker and normal shoe without altering gait and reducing hip and knee pain * It s Super Light weighing in at less than 2lbs and provides the ultimate cost effective solution * Maximum performance for minimum pricing equals VALUE Elastomeric web: Acts to dynamically stabilize the patella on all sides bringing the patella into proper tracking position to reduce pain for those with general patellofemoral instabilities