The Sof Comfort Memory Insole delivers personalized comfort in a slim design that fits in all shoes. It features memory foam that forms to your foot and performance fabric to help keep feet dry. Includes 1 pair of insoles. May be trimmed as needed for a true custom fit. To trim simply remove the existing insole from your shoe line it up with your new insole as a guide and trace with a ballpoint pen. Carefully cut with a sharp pair of scissors then insert into your shoe with the top side up