Sealskinz Waterproof Cycling Cap A lightweight, waterproof cycling cap with three-layer Aquasealz technology. Fully waterproof and breathable, it ensures a dry and comfortable fit. The nimble design fits perfectly under a helmet, making it an essential cycling accessory for all weather conditions. Technology Outer Layer Durable, breathable polyester allows perspiration to escape while keeping you dry. - Mid-Section Aquasealz technology merges waterproofness with breathability to keep your head dry. - Interior Polyester lining wicks moisture away, ensuring comfort. Activities A raised peak enhances visibility in wet conditions, preventing water from running into your eyes. Ideal for cycling in rainy weather and performing well in warmer climates due to its breathability. Construction Built to withstand the elements, the Syderstone cap is rigorously tested for long-lasting waterproof protection. Perfect for cycling in any weather. Available Sizes: - One size fits all, adjustable buckle clip - Available Colors: - Black, Grey Extra Product Details: Designed for durability, with a close-fitting silhouette that works under helmets. The Coolmax sweatband ensures you stay dry even in intense rides