StormCell™ Under Helmet Hat
Built for the demands of the outdoors, the StormCell™ Under Helmet Hat is engineered for ultimate performance in cold weather. Made from 100% premium merino wool, it provides lightweight warmth, natural moisture-wicking, and exceptional comfort under your helmet. Ideal for high-intensity activities, it adapts to changing conditions, ensuring you stay at your best no matter the challenge. Sustainably crafted, biodegradable, and built for adventure, this is the ultimate winter gear from STRATUS.
Frequently Asked Questions
Technical apparel is, by its nature, complex and detail-oriented. We answer all the questions we hear the most, right here.
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Most face masks on the market sit directly over your nose & mouth, trapping humidity. Our 2-layer design allows hot air to travel away from your face, while the cold air in the environment prevents hot air from rising and staying trapped in your goggles.
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Our merino wool is WoolMark Certified, meaning that the wool we source meets or exceeds high standards for traceability, durability, performance and quality.
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Please allow 1-2 business days for us to fulfil your order prior to shipping. Shipping estimated time of arrival can be found at checkout depending on your location.
All orders are shipped including a tracking number. Orders are shipped between Monday-Friday.
For more details, please refer to our Shipping Policy.
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To help you decide which STRATUS anti-fog balaclava or face mask is best suited to your activities, we wrote this small guide: Which STRATUS anti-fog face mask is right for me?