SprayGlide is designed to prevent pressure washer operator from getting too close to the surface with the spray. Removes the risk of surface damage and inconsistent streaky results. Prevents muscular distress on back and shoulder. 20% Makes cleaning faster, saving time and water. Fastens securely to your pressure washer spray wand. Increases safety with spray pointed away from operator. Attach with no tools required. Can be used on all AR Blue Clean units.