The warmest KLIM balaclava is redesigned with comfort and functionality improvements across the board. Fleece-backed GORE-TEX Infinium(TM) with WindstopperA(R) panels cover the face, neck and front chest area for protection in the coldest conditions. The shoulders, back and sides of the head are 4-way stretch wind-resistant material for added protection and comfort. Redesigned seam placement and stretch panels also increase comfort. WINDPROOF + WIND RESISTANT + FLEECE BACKER FOR WARMTH AND WIND PROTECTION NEOPRENE NOSE PIECE/BREATH DEFLECTOR GORE-TEX INFINIUM(TM) WITH WINDSTOPPERA(R) W/ FLEECE ON FACE, NECK, UPPER CHEST WIND RESISTANT 4-WAY STRETCH SHOULDERS, BACK, SIDES OF HEAD 4-WAY STRETCH LYCRA BACK OF HEAD FOR DIFFERENT HEAD SIZES STRETCH COMFORT BINDING AROUND FACE SILICONE GRIP PAD KEEPS NECK TUCKED INTO GEAR LOW PROFILE FLAT-LOCK STITCHING LOW PROFILE EYE PORT CONSTRUCTION ULTRA-WIDE SKIRT STAYS TUCKED IN FOR WIND PROTECTION