The Ciele HOTHCap is a high-performance winter running cap designed to provide reliable thermal protection in cold conditions without compromising breathability. Developed for demanding winter training, it combines premium insulation, targeted ventilation, and lasting comfort in a lightweight construction. Its recycled polyester outer layer features a C0 DWR water-repellent treatment to help protect against wind, light moisture, and low temperatures while maintaining a comfortable feel during prolonged efforts.
Sorino™ WS Light Loft insulation combines merino wool and recycled silk to provide excellent heat retention with minimal bulk. COOLmatic™ | EXP technology with AIRBEAM™ venting promotes airflow and helps regulate temperature during intense efforts, limiting overheating while supporting efficient moisture management. Insulated fold-down ear and neck protectors provide additional coverage against cold temperatures and icy wind, while the adjustable construction adapts to changing conditions. The foldable SOFTflat brim makes storage easy, while the 41–44 g weight keeps the cap exceptionally light. Designed for winter running, trail running, and endurance sessions, the Ciele HOTHCap combines thermal protection, ventilation, and packability for demanding cold-weather training.