Cooling Tech Fabric: the skull cap is crafted from premium 89% polyester, 11% spandex; Featuring high-performance quick-dry fabric, the helmet liner rapidly absorbs and evaporates with great breathability to cool your head, featuring soft lightweight skin-friendly texture, good elasticity and sturdy durability
Sweat Control and Quick-dry: The helmet liner can rapid moisture absorption and ultra-fast drying; During cycling or sun-exposed workouts, cycling cap blocks sweat and stray hair from dripping into your face and eyes, maintaining long-lasting coolness on your scalp
Fit Under Helmet or Direct Wear: Skull hat is extremely slim and lightweight with zero bulky feeling; Fits smoothly under motorcycle, bike helmets and safety hard hats without squeezing the head. The sweat cap with UPF 50 UV shielding to block harmful sunlight, also can be wearable alone as sun-proof daily headwear
High Stretch Universal Fit: Super elastic design suits 20–23 inch head circumferences for men and women; the head cap with rounded dome design fits the natural curve of your head perfectly, stays stable and slip-resistant during movement, and creates extra inner space for comfy helmet wear
Multi-Scenario Versatile Use: Skull beanie is ideal for cycling, motorcycling, running, climbing, hiking, fitness, swimming, training and outdoor work; Acts as helmet liner, sports skull cap, running cap, cooling head cover and night sleep cap; Compact and portable to carry anywhere for all-day sweat control