Gleaming black leather heels from Naturalizer (N5 Comfort line.) They have a platform sole and sling back heel strap. The criss cross layering of the the leather on the instep results in a "V" shape peep hole that has a retro look. 

The shoes have never been worn, and are in perfecto condition. 

Marked a size 8 M. They measure about 9 3/4" along the inside sole, and about 3 1/8" across the ball of the shoe inside.