RELAXED FIT- 4 way stretch fabric used in structure part, to enhance your quat or lift legs and other activities. YKK ZIPPER used. DURABLE & WEAR RESISTANT- Cordura fabric used in pockets and knee part, enhance rubbing and tear but still feel comfortable and soft. SAFTY APPAREL- High reflective tape used in several parts. PROFESSIONAL WORK WEAR- Multifunctional side leg pockets to store tools and items. work pants for men construction, work pants for men, carpenter pants for men,construction pants for men, mens work pants construction, construction work pants for men, work utility safety cargo, relaxed fit stretch cordura duck knee pad ellobird