EMPIRELION 9" Multifunctional Lightweight Beanies Hats, Thin Running Skull Cap Helmet Liner Sleep Caps for Men Women

LIGHTWEIGHT ALL-SEASON BEANIE — TRUSTED BY 2,300+ CUSTOMERS：One cap for running, gym, cycling, and sleep. Breathable and comfortable for all seasons. The 9-inch depth sits securely without slipping. BREATHABLE COTTON-BLEND FABRIC：This thin beanie hat is made of 60% cotton, 40% polyester single jersey that wicks sweat away and lets air circulate freely. Comfortable in all seasons — cool in summer, warm in spring and autumn. Provides gentle warmth without overheating. UPF 30 SUN PROTECTION：Light UV protection woven into the fabric — blocks roughly 96% of UV rays without adding weight. Naturally breathable, won’t sweat off like sunscreen. Weighs just 40g — you’ll barely notice it during long runs, rides, or gym sessions. VERSATILE USE — Cycling helmet liner, running cap, gym headwear, or sleep cap in one. Slim fit slides easily under helmets. Soft inner elastic keeps it in place without marks. EASY CARE & DURABLE：Machine washable on a gentle cycle. Air dry to maintain shape. One size fits 20.5–23.5 inches (52–60cm) head circumference for both men and women. Backed by hassle-free returns.