CALTO NWT Men's Size 6.5 Invisible Height Increasing Elevator Shoes Brown Leather Lace-up Lightweight Casual Walkers 2.8 Inches Taller Style: Casual walkers. Low top. Lace up. Ghillie lace up. Weight: 16 oz. *Based on 7.5 US. Actual weight varies.* . Heel height: 1 1/4". Shaft height: 5". Heel height measurement taken using the outer back visible sole. This is not the elevation but contributes to part of the height increase. Styles with a lower heel height will be more discrete. How is shaft measured? We measure the shaft height from the bottom of the footwear to the top of the collar or highest point. So, a low top will have a lower shaft height. Width: Standard (D or Medium). Accommodates a regular width. Material: Pebble grain leather upper. Pig-skin inner-lined. Composite bottom. Cement construction.