Ciele Athletics GOCap Athletics - Polestar rooted in ciele's established standards, the GOCap - Athletics edition is the starting point for every runner running their own personal race. this ciele athletics cap is built using Repreve, the world's number one brand of recycled performance fiber. - lightweigh, fast-drying performance-ready COOLmaticfabric and Repreve recycled performance fiber. - 100% recycled polyester. - UPF +40 protection on the brim, front panel and back panel. - machine washable. - pliable SOFTflat brim for easy packability. - reflective detailing for night run visibility. - ciele athleticsmillion miles guarantee. - 5 panel fit. 58 cm. adjustable. one size fits most. - weight 54 grams. - designed for people who run. - main fabric : 100% recycled polyester