The North Face Dry Dot Size F Cap, Black,

[Designed to reduce sweat chill] DOTKNIT technology quickly disperses sweat to keep you dry [Helmet compatible] The brim can be adjusted up and down to ensure visibility. Lightweight mesh: Soft body and brim for compact storage [Multi-purpose cap] Suitable for a wide range of activities, from running to mountain climbing [Quick-drying structure] Water-repellent thread on the skin side efficiently removes sweat