Silver-tone leather Kynthia sandals from Ancient Greek Sandals featuring an open toe, a strappy design, a branded insole, a slip-on style and a flat rubber sole. POSITIVELY CONSCIOUS: Ancient Greek Sandals scores 3 out 5 by independent ethical brand rating agency Good On You. It manufactures locally to reduce its carbon footprint, uses low impact non-toxic dyes and visits suppliers regularly in its supply chain.