Windproof& Warm: The elastic winter cap made of polyester and polar fleece resists the wind well, keeping your head and ears nice and warm on cold days.

Lightweight & Stretchy: ROCKBROS bike cap made of very elastic material fits head circumference from 53 to 61cm. Weighs only 37g and can be easily folded and put in your pants pocket or bike bag.

3D cut design: the cycling cap Fits the curve of the human head; Exquisite four-needle streamline technology; Breathable and sweat-wicking material ensure comfortable wearing.

Multifunctional: Fits various sports such as running, cycling, skiing, mountaineering and hiking. Cap is also suitable for wearing under different helmets.

Note: If you have any questions, please contact us and we will offer you best solution.