The design team at Arc'teryx tests out each and every prototype to make sure the details are just right. - Ideal for everything from hiking to trail running, this 'Calvus' cap is made from breathable, moisture-wicking Socoraâ"¢ - DWR finish repels moisture - Polydelâ"¢ side panels and mesh lining increase breathability, while the Spacermeshâ"¢ sweatband delivers on comfort - Adjust the strap to keep the fit snug - - Black Socoraâ"¢ - Short brim, breathable side panels, mesh browband - Buckled back tab - 100% polyester - Hand wash - Imported