Lace up. Zip up. Boot up. The Sinclair boot is made from tough-yet-soft Milled Nappa leather. You can wear it with or without its statement front zip for maximum versatility or a customized look. Stacked on our chunky Quad platform sole and marked with yellow welt stitching and a DM’s heel loop. Footbed - Slimmer and a more tapered shape Sole Height - Platform height: 1 1/2 in; Heel height: 1 7/8 in **please note that half the insoles are cut out to make for a comfy fit and reduce the breaking time. Dr. Scholls added. Dr. Martens take time to break in. But these are already comfortable.