Built for full-sun days on the trail, water, or at camp, the Helios Sun Hat delivers lightweight performance and dependable sun protection for active outdoor pursuits — updated for Spring 2026 with improved fabric and construction. Overview Lightweight sun hat built for trail, water, and camp use Ideal for hiking, paddling, travel, and extended time in the sun Updated 2026 design and fabric for improved performance and comfort Specifications Weight: 2.41 oz / 68 g Brim Width: 2.75 in Origin: Vietnam Materials bluesign® approved 100% Nylon Fabric Performance Breathable Lightweight Quick-Drying Moisture Wicking Water Resistant UPF 50+ sun protection Design Features 2.75 in brim with improved construction for reliable full-coverage shade Crown cinch adjustment for a personalized, secure fit Detachable and adjustable chin cord to keep the hat secure in wind and on the water From blazing trail days to long hours on the water, the Outdoor Research Helios Sun Hat delivers the cool, dependable shade and secure fit to keep you protected through every bright adventure.