Ultimate Windproof, Warm, Water-Repellent: Either as a cycling cap or wear under helmet, this winter hat is a good choice for everyone. The high-quality fleece material with soft inner lining keeps your head and ears cozy and warm even on coldest days. The outer fabric with water-resistant treatment will not allow water and snow to penetrate.

Super Comfortable To Wear: Our skull cap helmet liner is made of high-quality elastic material that offers maximum freedom of movement. Thanks to the breathable material, you won’t sweat easily when wearing the bike hat, making it comfortable to wear. In addition, this winter helmet liner also has high abrasion resistance.

No More Cold Ears: Thanks to the long ear protection design of our winter helmet liner, your ears are optimally covered and protected. The freezing wind will never blow in. While exercising, you can enjoy music with headphones at the same time without worrying about them falling off.

A Hat For All Outdoor Activities: With Hikenture thermal skull cap, you can finally save time and money on buying different hats for different sports. This skull cap beanie is suitable for cycling, motorcycling, skiing, running, hiking, jogging and other outdoor activities. Weighs about 1oz and can be easily folded and put in your pocket or bicycle bag.

One Size Fits All: Embrace the chill with our toasty skull cap for men and women. Its stretchy material can accommodate different head sizes and shapes (head circumference 20"-25")- the perfect gift for outdoor enthusiast. Our running beanie hat can also wick away sweat and keep your head dry when you use it under bicycle, ski, snowboard, football, snowmobile and motorcycle helmets.

Fits Snugly and Securely Under Helmet: Designed for winter adventurers, this cold weather helment liner fits perfectly under bicycle, ski,snowboard,football, snowmobile and motorcycle helmets, and keeps in place during riding. Not only offers you a great comfort and thermal retention, but also easy to carry.