Thick Fleece Lined Style, for Cold Autumn, Spring, Winter.Ripstop Waterproof Shell Fabric.Windproof, Abrasion Resistant, Insulated, Warmth and Comfy.Zipper Bottom Leg design to back up the pants to bootsAdjustable Stretchy Waist with Belt allows pants to fit comfortably.4 Large-Capacity Zipper Pockets3D Cutting Reinforced Knee design for sportsGreat for hiking,cycling, skiing, climbing, traveling, camping, mountaineering, hunting, fishing, snowboarding, snowmobile, ice sports.