Fourth Element Halo AR Undersuit - Men's Suunto Accessories & Spares Pneumatically balanced valve design enhances

Pneumatically balanced valve design enhances breathing performance

It significantly reduces the work of breathing by 37%

5 hours burn time on high and 5 hours on low

rubberised zipper for easy use

These features make deploying and retrieving the line snag-free

Fourth Element Halo AR Undersuit - Men's Suunto Accessories & Spares Pneumatically balanced valve design enhancesIncorporating highly advanced thermal technology and one of the most insulating materials ever developed, the Fourth Element Halo AR Undersuit Mens performance exceeds expectations. Using technology originally created for space exploration and cryogenics, the Halo AR features the extreme insulation material ARGON aerogel in a compression resistant matrix. This materials phenomenal insulation properties enables the Halo AR to achieve extreme thermal