Lightweight Soft and Quiet Tricot with Spandex for extra stretch and freedom of movement with tons of special features like: Scent Reducing & Waterproof Technology, Soft and Quiet Tricot with Spandex, Windproof ad Breathable, Dual Entry Side Cargo Pockets, Zippered Back Pockets, Knife Patch, Extended Leg Zipper, Back Kick Plate. Made with 94% Polyester; 6% Spandex with TPU Lamination. Machine wash cold with like colors, Only non-chlorine bleach when needed, Tumble dry low, Remove promptly, Cool iron if needed. Fits true size. Here in the office we usually wear one size larger than we do in the guide shirts to allow for layering.