For all those projects that require countless hours spent on your knees, Knee Blades keep you rolling. They’re industrial-strength gel-soft kneepads with wheels, enabling you to move freely and painlessly while you lay down flooring, detail your car, or weed the flowerbeds. Each knee pad has 3 wheels: non-marring, durable casters that allow for full 360° turning & have a load rating of 80 lbs. per caster. They attach with a simple hook & loop closure.