Flip-flops by Roxy Branded toe post Textured foot bed ABOUT ROXY When Quiksilver started sister label Roxy it was a pretty big deal. With a band of female pro surfers quite literally on board, Roxy give us a beach-bound collection of surf-ready thongs, sticking to their feminine-but-functional mantra and with their signature heart shaped crest.. Upper: 100% Other Materials Lining: 100% Other Materials Sole: 100% Other Materials. Avoid Contact With Liquids.