Elastic Gusset And Pull Tabs For Ease Of Entry And Exit. Buff S3 Crazy Horse Genuine 1.8 2.0mm Leather Upper. Laminated Vamptex Mesh Lining For Added Comfort And Breathability With Anti Microbial Treatment. Soft Toe And The Sole Is From Double Density Pu/Pu. Memory Foam Insole For Enhanced Comfort, Airflow And Moisture Wicking. Antimicrobial Properties To Keep Feet Feeling Fresh. Midsole Is From A Low Density Flexible Polyurithane With A Shore Hardness Of 45 50. The Outer Sole Is From Polyurethane With A Shore Hardness Of 64 65. The Boot Can Withstand Temperatures Up To 95 Degrees Celcius, Is Anti Static With Sr Slip Resistance.