The new waterproof Offshore Hat 2.0 is created with the latest generation of recycled fabrics. It includes our CFC-free XPLORE 2-layer fabric and taped seam construction for a protective waterproof breathable and windproof finish. This sailing cap features a recycled thermal fleece lining for warmth along with an adjustable wired peak to effectively shield you from the elements. The rear volume adjustment ensures a secure and comfortable fit with an optional chin strap should you need extra support. One Size fits most heads.