Compressport Visor Cap - SS19 Hydrophobic Fibre - This water-repellent fibre wicks moisture away and evacuates sweat without absorbing it. Ultra-Light - Does not retain water and will remain featherlight in all conditions. Fast-Drying - Keeps you feeling comfortable and dry. Moisture Wicking - Keeps you feeling dry and comfortable. Anti-Bacterial Treatment - Shields the cap against bad odour and bacteria.