The GLO rental shoes are black light responsive and looks hot even in daylight. Featured with an upper made of premium PVC that withstand cracking and peeling, a cushioned insole for comfort, are fully lined, premium leather slide soles with deep channels to accommodate heavy duty stitching through the upper, and stitched and cemented smooth rubber heels. Includes Linds NEW E-Z Triple Sizing System© with bold, easy to read numbers makes counter handling of shoes ultra efficient.