The Pioneer 566N adds an insulated layer beneath work headwear for comfort during cold-weather tasks. Its fleece interior and polyester insulation help warm the neck, ears and head, while soft materials support comfort over extended periods. Use the detachable mouthpiece to vary facial coverage as conditions change. This navy liner accommodates hard hats and helmets, as well as bump caps or non-protective headwear, with helmet straps to help maintain its position.

• Material construction: polyester/cotton exterior, fleece interior and polyester insulation.
• Navy finish with a one-size-fits-all fit.
• Hook-and-loop fastening enables fit adjustment; helmet straps provide attachment.
• Single-hole face opening limits exposure to cold air, with a detachable mouthpiece for variable coverage.
• Intended for cold-weather duties in utilities, construction, maintenance and transportation.
• Model 566N; product number V4040380; SKU SUW-V4040380-O/S. Country of origin: China.