Rocky Men's RKK0156 Construction Boot Leather Imported Rubber sole Shaft measures approximately 10.25" from arch Platform measures approximately 0.5 inches Boot opening measures approximately 13" around Oiled Full-Grain Leather Guaranteed Rocky Waterproof Construction Triple-Stitched In High Wear Areas Moisture-Wicking Lining Direct Attached Construction Bonds Upper To Sole & Resists Chemical Breakdown