$ 795.00 Theory Blake Tall Suede Boots Talk about long, tall and cool... Theory nails it with these boots. They're styled in suede with a curvaceous over the knee cut, and can be folded down if you so desire. The shaft measures about 22" to the highest point, and there's a 13" side zipper to get them on and off. With rounded toes, 4" stiletto heels and silky soft suede soles. Whole and half sizes 6-10. In black.