Articulated Knees For Increased Mobility Cargo Pocket With A Hook-And-Loop Closure On Right Thigh Chimney Venting™ System With Mesh-Lined Inner-Thigh Vents And Mesh Gaiter Panels For Temperature Regulation Heatseeker™ Eco Synthetic Insulation Is Made With Hollow-Core Fibers For Added Warmth, Performance And Durability Reinforced Kickpatches And Hem Secure-Zip Hand Pockets Solid Body Fabric Made With Recycled Nylon; Lining And Print Body Fabric Made With Recycled Polyester Standard Fit StretchVent™ Gaiters With Gripper Elastic Waistband With Belt Loops And Adjustable Tabs