The Blundstone BL1308 boot promotes a more refined style thats ideal for more sophisticated looks. Premium leather upper. Sturdy front and back pull-on tabs. Elastic gore side panels retains its shape. Removable footbed with PORON XRD in the heel strike zone is cushioned for all-day comfort. Shock Protection System (SPS) disperses shock at the heel strike and reduces skeletal stress on the feet, knees, and vertebrae. It also includes a large insert of PORON XRD, the worlds most advanced microcellular shock-absorbing protection for underfoot comfort. Steel shank offers excellent stability. PU midsole provides supportive comfort. Defined heel for both style and stability. Thermo urethane (TPU) gum outsole is highly resistant to hydrolysis and microbial attack, and is slip resistant to oil, acid, and organic fat. Imported. Measurements: Weight: 1 lb 4 oz Circumference: 10 in Shaft: 6 1 4 in Product measurements were taken using size AU 10.5 (US Mens 11.5), width Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.