Safety Removable, Multitech Knee Protectors En 1612-1: 2012 Comfort Water & windproof, breathable H2 Out apparel Performance Zipper for connecting jacket & pants Adjustable knee protector position Two pants in one insideout membrane Ergonomy Flexible knee construction Material 3-layer laminate system, waterproof, windproof, water vapor permeable Areas in reflex material for detection at night