Features Detachable thermal liner for optimal insulation + 3D mesh Stretch zones in 3L gecko High density air mesh panels D3O® protection at knees, with optional hip protection Slim fit Waist velcro strap YKK waterproof air ventilation zippers at the upper legs Lower leg zipper until knee to easily put on the trousers over boots Connection zipper (short + 360°) Two external storage pockets