The Upper Is Cut From 2.0mm - 2.2mm Haircell Leather; Engineered With Pull-Straps And Elastic Side Gussets For Ease Of Entering And Exiting The Boot; The Vamp Lining Is Made From A Hi-Tech Needle-Fibre Blend With Excellent Perspiration Absorbency And Treated With Ultra Fresh To Impart Hygienic And Anti-Bacterial Properties To The Material;Insole And Insock Polyurethane Sole The In Sock Is Made From A Specially Developed Anti-Durability And Comfort; A Special Shank Reinforcement Is Moulded Into The Midsole To Give Additional Support Under The Arch Of The Foot ;The Sole Is Made From Foamed Polyester Polyurethane; For Lightness; Comfortandflexibility. The Sole Has A Shore Hardness Of 0.64 0.65 For Durability And Slip Resistance; The Polyurethane Sole Is An Excellent Insulator Against The Cold And Heat; Heat Resistant Up To 95 degrees Celsius; Steel Toecap Can Withstand An Impact Load Of 200 200 Joules; The Chelsea Boot Has Been Tested To Comply With En/Iso 20345 Specifications And Carries The En/Iso 20345 Certified Mark;This Product Is Manufactured By Bbf Safety Group(Pty) Ltd; In An Iso 9001:2000 Accredited Factory; Chelsea; Size 5 To 12 Colour: Black Sole; Single Density Pu Sole;Heat Resistance Up To 95? Celsius; Upper Genuine Leather; Antistatictoe Cap; Genuinelleathe Male Accreditation.