Manolo Blahnik Navy Suede and Leather Strappy Sandal with a 3.5" Stiletto Heel. Euro Size is 41.5 or 10.5 or 11 US.  Know your size, Blahniks tend to run 1/2 size small and more narrow than US.

For reference footbed is 10.5 in from toe to heel and 3.25" at the widest.

Authentic Manolo Blahnik label sewn into foot bed. Size, Manolo Blahnik, Made in Italy and "Vero Couio" shield stamped on the sole.

Sandals are in Very Good Pre-Owned condition. See Photos. Leather and suede straps and leather footbed are in excellent condition with a scrape to the footbed of the right foot. Covered stiletto heels are in very good condition. The soles show moderate wear, but are not worn through. 
 
Please see my other listings for Designer Shoes in this size range.