Features of Marmot Northsyde Pant - Men's: Midweight, Durable Performance Stretch Cotton/Nylon Blend Ultraviolet Protection Factor (UPF) 50 Stretch for Increased Mobility Inseam Gusset Panel for Increased Range of Motion Waistband with Knit Inserts and High Back for Comfort With a Harness Front Hand Pockets, Back Welt Pocket and Right Side Drop In Thigh Pocket. Fabric/Material: 65% Cotton 33% Nylon 2% Elastane Twill Weave 87% Polyester 13% Elastane