Leather Color is like a pewter Rubber sole Heel measures approximately 1 inches" Vionic footwear features Orthaheel Orthotic Support Technology. Give you feet all day comfort with Vionic. Description Vionic Czarina Women's Slip-on Sandals - VIONIC with Orthaheel Technology mission is to help people reclaim their natural alignment to enable their feet, ankles, and knees to function as they naturally would. BRAND NEW IN BOX Size 6 & 7