SIZES ARE In UK, ie if you are a US runner size 11 you order one size down, that simple ie you will order a size UK10. Steel Blue's flagship Argyle Zip safety boot is now available with an abrasion resistant Scuff Steel Toe Cap! The Argyle Zip: Scuff Cap work boot is made from premium Water Resistant Leather. The Scuff Cap’s low, streamlined design is the fastest growing choice for Tradespeople in Australia as the stitched-in Thermoplastic Urethane (TPU) cover protects the premium Leather at the front of the boot. Packed with safety features, the Argyle Zip: Scuff Cap safety work boots includes a TPU Outsole that is heat resistant to 130oC, Anti-Static properties and a 200j Steel Toe Cap Boot for ultimate toe protection. The side zip allows you to simply tie the laces for the perfect fit and use the industrial grade zip for convenience. This 100% Comfort Guaranteed work boot features our Trisole Comfort Technology which cushions your feet, knees, hips and lower back from day-to-day fatigue.