FXD WD.1 ORIGINAL WORK DENIM IN INDIGO STOMP WASH IS MADE FROM 10.5 OUNCE (356 GSM) S-GENE® DENIM FROM CONE DENIM™ MILLS IN NORTH CAROLINA, USA. CONE DENIM™ HAVE BEEN A WORLD LEADER IN DENIM INNOVATION FROM THEIR AMERICAN HERITAGE BASED MILLS IN GREENSBORO NORTH CAROLINA SINCE 1891. THE FXD WD.1 ORIGINAL WORK DENIM FEATURES DURA500™ ADVANCED NYLON AND POLYURETHANE CANVAS ABRASION PANELS. DURA500™ IS A 500 DENIER NYLON OXFORD TREATED WITH POLYURETHANE FOR HIGH TENSILE STRENGTH AND PERFORMANCE DURABILITY. DURA500™ PROVIDES LONG-LASTING ENHANCED TEAR AND ABRASION RESISTANCE.