Women's | MIDFORM UNIVERSAL KNOTTEDDetails The Flatform Universal takes our iconic Universal to new heights. Finished with earth friendly Unifi recycled polyester straps for a sustainable style that makes a statement while keeping plastic out of landfills. Quick dry straps made from 100% REPREVE recycled plastic Universal Strapping System features three points of adjustability for a secure, personalized fit Easy hook and loop closure comes on and off quickly and gets the fit just right