Columbia Men's Titan Ridge Pant Omni HEAT thermal reflectiveLeg zippers for extended opening; Shell Overlay: 85% Nylon, 15% Elastane Ripstop; Do not bleach. Omni SHIELD advanced repellencyLeg hem cinches; If present close hook and loop fastener.; Tumble dry. Integrated removable beltGusset detail; Machine wash cold.; Do not use fabric softener. Zip closed security pocketsStraight leg; Use powdered detergent, rinse thoroughly. Articulated kneesOmni Heat Reflective Max Softshell 93% Polyester, 7% Elastane; Wash separately.