This Sealskinz beanie offers superior protection in cold weather conditions. It features a three-layer construction for enhanced warmth, durability, and waterproofing, making it ideal for outdoor activities. The acrylic outer fabric is designed for hard-wearing stretch, ensuring longevity and comfort. It is also 100% windproof and cozy and warm, perfect for colder temperatures. The unique 3-layer construction provides exceptional performance and protection.