Outdoor Research Helios Sun Hat

£37.00

The broad-brimmed Helios protects from intense sun with a UPF 50+ rating. The headband moves moisture away from one's brow, and the brim provides an oasis of shade. A drawcord adjustment keeps it snug on breezy days.

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Outdoor Research Helios Sun Hat

Malachite S RRP:
£37.00
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Malachite M RRP:
£37.00
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Malachite L RRP:
£37.00
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Malachite XL RRP:
£37.00
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Ranger Green S RRP:
£37.00
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Ranger Green M RRP:
£37.00
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Ranger Green L RRP:
£37.00
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Ranger Green XL RRP:
£37.00
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The Helios Sun Hat is made for full-sun days on the fells, lakes, or at camp, providing lightweight performance and dependable sun protection for active outdoor pursuits.

Updated for Spring '26 with improved fabric and construction, the Helios features a wide brim and UPF 50+ protection to block harsh UV rays. The quick-drying, breathable material keeps you cool through heat and humidity, while a water-resistant finish sheds light drizzle. A crown cinch and adjustable, detachable chin cord provide a secure fit when the wind picks up.

  • Breathable.
  • Lightweight.
  • Quick drying.
  • UPF 50+.
  • Water resistant.
  • Wicking.
  • Wide brim.
  • Crown cinch adjustment.
  • Detachable and adjustable chin cord.
  • Improved brim construction.

Fabric: Bluesign® approved 100% Nylon. Made in Vietnam

Brim Width: 2.75" (7cm).

Weight: c 68g.

OR Hat Sizing One Size S/M L/XL S M L XL
US Hat Size 6¾ - 7⅝ 6¾ - 7¼ 7⅜ - 7⅝ 6¾ – 7 7⅛ – 7¼ 7⅜ – 7½ 7⅝ – 7⅞
Inches 21½" - 24" 21½" - 22⅞" 23" - 24" 21½” – 22” 22¼” – 22⅞” 23” – 23⅝” 23⅞” – 24”
Centimetres 56.2cm - 61cm 54.6cm - 58.1cm 58.4cm - 61cm 54.6cm - 55.8cm 56.2cm - 58.1cm 58.4cm - 60cm 60.6cm - 61cm

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