Description of Outdoor Research Tremor Pants When the summit is being pummeled by biting winds the M’s Tremor Pants™ provide maximum protection. The breathable WindStopper® Soft Shell fabric is fully seam taped and water-resistant for weather defense and lined with a combination of tricot and fleece for maximum warmth. Thigh-length side zips offer ventilation when your energy output ramps up. Features: Breathable, water-resistant WindStopper® SoftShell fabric: tricot backing on body, fleece backing on rear and knees Fully seam taped, all-conditions protection Accepts accessory suspenders Snap and double-sliding zipper fly Water-resistant zippers Two zippered hand pockets Zippered cargo pocket Thigh-length side zippers Gusseted crotch Articulated knees for unencumbered movement Below-the-knee side zippers Zip-out internal mesh gaiters with gripper elastic Reinforced ankle scuff guards Snap/drawcord cuff closures Grommets for instep lace Avg. weight: 24.3 oz./687 g (size L)