The On Lightweight Cap is a featherlight, fast-drying running hat for hard-working protection whatever weather you run in.  Laser-cut ventilation helps you keep a cool head.  Made with tear proof woven fabrics, ultra-soft sweatbands, clip-pull sizing and finished with hand-detailing, the Lightweight Cap is in a field of its own.  For protection, for ventilation, for feel, this running hat is without rival.