PRO Preferred Laces & Two Belt Tightening System Strongest Grade 420 Denier Nylon / 840 Denier Nylon Ultra-fresh Anti-Microbial Liner Helps Reduce Bacteria & Odors Ventilation in the Upper Thigh & Tailbone Reinforced Padded Belt with Polyethylene Insert Elastic Materials in the Crotch & Inesam Traditional Zipper for Pants Cut Resistant Curtain Adjustable Ergo Flow Spinal Protection Extreme Abrasion Resistance Where You Need it Most