- Ultimate Comfort with Fleece Ear Covers: Experience unparalleled warmth during cycling and outdoor activities with our skull caps. Made from moisture-wicking and breathable fleece, these caps feature extended oval ear protection to keep your ears cozy. No more cold ears or discomfort—stay focused on your workout. - Convenient Glasses Holes: Designed with practicality in mind, our skull caps come with glasses holes on both sides. This feature secures your riding or professional glasses in place, reducing slippage and minimizing pressure on your nose. Enjoy a distraction-free experience while you exercise. - Perfect Fit Under Helmets: Concerned about thickness under your helmet? Our helmet liners are engineered for optimal balance between warmth and lightness. Thicker at the ears and thinner at the crown, they feature flat seams that eliminate extra pressure. Compatible with bicycle, motorcycle, ski helmets, and hard hats. - Flexible Sizing and Comfortable Stretch: Our skull cap fits head sizes from 22.4 to 24.4 inches, providing a snug yet comfortable fit. The edges are lined with soft milk silk, ensuring the cap stays in place without slipping or curling. No more worries about ear covers flapping in the wind. - Versatile Use Cases: Ideal for cycling, skiing, or any outdoor activity in cold weather. Whether you're commuting at night or tackling a mountain trail, our caps provide necessary warmth and comfort without compromising performance. - Reflective Signage for Safety: Enhanced visibility during nighttime rides or outdoor work is built into the design, ensuring you stay safe in low-light conditions. Stay warm, comfortable, and focused on your performance with our expertly designed skull caps.