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New for 2013, this is a PrimaLoft® filled version of the BK Insulator with less quilting. The Burton ak Helium Insulator vest is weightless, and focused on warmth in a low-profile design that integrates under any AK shell.
Heathered DWR (durable water repellent) Coated Fabric – 600 mm rated waterproofing
Buttery soft heathered DWR (durable water repellent) coated fabric (600 mm) providing advanced breathability and protection from rain, sleet and snow
PrimaLoft® Insulation – Originally developed for the military, PrimaLoft’s compressible and extremely lightweight core structure suspends millions of air particles in a microfiber mesh. These microscopic air particles repel water while trapping heat to keep you warmer in the nastiest conditions, even after repeated washings.
[ak]™ Fit – Engineered to mimic the body's natural movements while riding and hiking for articulated mobility that enhances the function first design.
Light reflective detailing
Handwarmer Pockets on Chest – Easy access even with a pack on
Oversized chest pocket doubles as stuff sack for low profile packability.
Lightweight hideaway hood