Conquer freezing job sites with the ultimate cold-weather defense offered by the WASIP Heavyweight Winter Hat Liner with Mouth Piece and Long Neck. Specifically engineered for extreme industrial environments, this high-performance liner features a flame-resistant (FR) treated poly-cotton outer shell combined with an ultra-soft, brushed cotton inner lining that traps heat while remaining gentle on the skin. Its innovative long-neck profile extends comfortably over the neck and shoulders to completely eliminate icy drafts, while the integrated face and mouthpiece deliver critical protection against biting winds and frost. Complete with an adjustable strap for a secure, tailored fit, its low-profile design slips seamlessly underneath standard hard hats, making it an indispensable asset for staying warm, safe, and focused during harsh winter workdays.