Fabric: EcoViz PCX Stretch Recycled Polyester/cotton blend, a blend of Repreve Recycled Polyester and cotton. Features: Stretch fabric, Triple Stitched Main Seams, Quadruple Stitched Stretch Reflective Tape, Cargo Style Leg Pockets with Reflective Tipping, Internal Knee Pad Pockets, Back Pocket with Reflective Piping, Side Waist Elastic, Comfort Internal Waistband, 7 Belt Loops, Tethering Point, 14 recycled bottles in each pair, Narrower leg and reduced drop to the crotch provide an improved, more modern fit. Fastener: Metal Button with YKK Brass Zip Fly Reflective Tape: Retromax+ Premium Reflective Tape ISO 20471 Class: 1