AETREX. EW704. SYDNEY QUARTER STRAP ESPADRILLE WEDGE. LEOPARD. The Sydney is an espadrille wedge perfect for those who want a combination of comfort and style. With 8mm of memory foam and the built-in Aetrex Orthotic System the Sydney provides ultimate comfort along with style and height. Elevate every outfit with this jute and genuine leather wrapped wedge.