The warmest KLIM balaclava is redesigned with comfort and functionality improvements across the board. Fleece-backed GORE-TEX Infinium with Windstopper 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 WITH WINDSTOPPER 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 WINDPROOF + WIND RESISTANT + FLEECE BACKER FOR WARMTH AND WIND PROTECTION NEOPRENE NOSE PIECE/BREATH DEFLECTOR GORE-TEX INFINIUM WITH WINDSTOPPER W/ FLEECE ON FACE, NECK, UPPER CHEST WIND RESISTANT 4-WAY STRETCH SHOULDERS, BACK, SIDES OF HEAD SILICONE GRIP PAD KEEPS NECK TUCKED INTO GEAR ULTRA-WIDE SKIRT STAYS TUCKED IN FOR WIND PROTECTION IDEAL FOR EXTREMELY COLD WEATHER WARMTH WHERE YOU NEED IT, WINDPROOF WHERE YOU NEED IT KLIM'S WARMEST BALACLAVA