the RDCap is a lower profile silhouette with race day in mind. the RDCap SC – C Speed – built with SC precurved brim mounted to a proper mix of knit mesh and UPF protection where you need it. a welded back seam delivers a more comfortable fit for wherever the road may take you. like the FSTCap 2 and the ALZCap the RDCap has 56.5 cm start size for a tighter fit. Features: – lightweight, fast drying performance ready COOLwick™ knit mesh and recycled performance fibers.– welded back seam for comfort fit.– UPF +40 protection on the brim and front panel.– reflective detailing on the front, back and underbrim for night run visibility.– pliable SOFTcurve pre curved brim for easy packability.– machine washable.– ciele athletics™ million miles guarantee.– fast fit. low crown. 56.5 cm. adjustable. one size fits most. see size guide– weight 53 grams.– designed for people who run.