Outdoor Research Swift Visor Size:One Size the square-cut notch in the

the square-cut notch in the barrels is designed to limit debris buildup

and support

with no artificial ingredients

Outdoor Research's proprietary self-cooling technology now reacts to increases in your body temperature by dynamically cooling you faster when you need it most

perfect for hikes

Outdoor Research Swift Visor Size:One Size the square-cut notch in theThe Swift Visor is perfect for those who like to move fast and stay cool. The quick drying and lightweight recycled nylon fabric will keep you comfortable whether running a 5K or an ultramarathon. At the same time, the TransAction headband wicks away sweat to keep you feeling fresh. The UPF protects your face from harmful UV rays, and the dark fabric under the brim prevents glare. When you're done, the Swift Visor easily packs into your pocket or pack.