To help you find the perfect fit, we’ve updated our US size grid. If you previously wore a Sézane size 5, 6, or 6.5, your new size is 4, 5, or 6 respectively. High-heeled thigh high boots Made in our Portuguese atelier Interior zip fastening system Embossed metallic leather exterior Leather lining and insole Leather and rubber outsole Leather-covered heel Heel height: 11 cm / 4.3 in Platform height: 1 cm / 0.4 in Tone-on-tone metal zip