Double Square Rhinestone Ribbon Slide - Faux crystal double square 1.2" buckle adds a sophisticated touch to invitations, bridal bouquets, party favors, place and menu cards as well as flip flops. The bar or inside measurement is .6" or 16mm. It is made with super shiny and clear, high quality rhinestones and a bright silver colored plating. A 7/8" ribbon will gather slightly. If you want a more gathered effect, just use a wider ribbon.