Syzmik Mens Heavy Duty Cordura Stretch Denim Jeans. 99% Cotton 1% Elastane Denim with Cordura® patches – 283 gsm / 10 oz. Cordura® knee patches compatible with Syzmik Knee pad (ZA018) for enhanced comfort. Enzyme washed. Modern straight leg stretch fit. Metal zipper and stud button closure. Triple stitched in-leg seam. Cordura® reinforced hem and pockets to increase durability. Reinforced at key stress points for increased durability. Ruler pocket. Syzmik branded rivets.