Consider your modern-day glass slipper found: The STUART XCURVE 100 SLINGBACK taps into the invisible shoe trend with its see-through PVC upper. Of course, this elegant pump stays true to our approach of melding style and wearability: Its striking 100-mm sculptural XCURVE heel is specially constructed to offer extra support, and its sleek slingback features an elastic insert that makes it easy to slip on and off.