Timberland PRO Men's Direct Attach Six-Inch Soft-Toe Boot Leather Imported Lug Sole sole Shaft measures approximately 6 from arch Timberland PRO Rubber lug outsole for better traction on all surfaces Premium waterproof leather with seam-sealed direct-attach construction 200 grams of Thermolite insulation as well as padded collar Antimicrobial lining and footbed cover Contoured nylon shock diffusion plate; lightweight blown-thermal plastic midsole