Uploaded March 2026 | Updated September 2026, 12 hours ago
The Outdoor Research Helium UL Jacket is built around one idea: do more with less.
Featuring next-generation Toray Dermizax™ 3D 2.75-layer waterproof technology, the Helium UL delivers serious weather protection at a weight that redefines what ultralight means — built for trail running, hiking, peak bagging, and travel.
🔹 Toray Dermizax™ 3D 2.75L waterproof protection
🔹 Improved breathability, comfort, and durability
🔹 Fully seam-taped seams
🔹 Wire-brim hood
🔹 Shaped cuffs with bonded edges
🔹 YKK® Aquaguard® center front zipper
🔹 Exterior chest pocket
🔹 Packable
Less weight. More protection. No compromise.
Shop the Men's Helium UL Jacket here 👉 outdoorresearch.com/collections/new-arrivals/products/mens-helium-ul-jacket-322681
Shop the Women's Helium UL Jacket here 👉 outdoorresearch.com/collections/new-arrivals/products/womens-helium-ul-jacket-322837
The Helium UL isn't just lighter — it's smarter. Toray Dermizax™ 3D technology improves breathability, comfort, and durability at the fabric level, while bonded edges, shaped cuffs, and a fully seam-taped construction reinforce every detail. From singletrack to summits to stopovers, this is waterproof protection engineered from the inside out.
The Outdoor Research Helium UL Jacket is built around one idea: do more with less.
Featuring next-generation Toray Dermizax™ 3D 2.75-layer waterproof technology, the Helium UL delivers serious weather protection at a weight that redefines what ultralight means — built for trail running, hiking, peak bagging, and travel.
🔹 Toray Dermizax™ 3D 2.75L waterproof protection
🔹 Improved breathability, comfort, and durability
🔹 Fully seam-taped seams
🔹 Wire-brim hood
🔹 Shaped cuffs with bonded edges
🔹 YKK® Aquaguard® center front zipper
🔹 Exterior chest pocket
🔹 Packable
Less weight. More protection. No compromise.
Shop the Men's Helium UL Jacket here 👉 outdoorresearch.com/collections/new-arrivals/products/mens-helium-ul-jacket-322681
Shop the Women's Helium UL Jacket here 👉 outdoorresearch.com/collections/new-arrivals/products/womens-helium-ul-jacket-322837
The Helium UL isn't just lighter — it's smarter. Toray Dermizax™ 3D technology improves breathability, comfort, and durability at the fabric level, while bonded edges, shaped cuffs, and a fully seam-taped construction reinforce every detail. From singletrack to summits to stopovers, this is waterproof protection engineered from the inside out.
