HÄNS Cleaning Solution is designed to work quickly and easily - just Swipe directly onto a surface using the Cleaning Side of your HÄNS Swipe - Clean (sold separately), then flip and Swipe with the Polishing Side, leaving your surface as clean as new. HÄNS Cleaning Solution is designed to refill your HÄNS Swipe – Clean anytime. HÄNS is easy to use and even easier to refill. After a big cleaning job it may make sense to clean your HÄNS Swipe-Clean even if its not empty. You'll refill what has been used and clean your HÄNS all at once. Just fill the Cleaning Side cap with HÄNS Cleaning Solution, place your HÄNS Swipe - Clean (Cleaning Side down) into the cap and allow to sit and soak up the Cleaning Solution. (illustrated in the product photos, HÄNS Swipe - Clean sold separately) Make Your Tech As Clean As New with HÄNS.