zippered neck vent and a bonded zippered sleeve pocket are technical extras that up the Halcyon's performance

easy-to-use ski/hike buckle and removable tongue allow a 67° range of movement

Enhance your ascent speed and save energy for the next descent

Fabric: 80gm Omni-Heat™ Thermal Insulation

Spark R & D Standard Whammy Bars sbbootsize_22cm zippered neck vent and aImpress your friends with your climbing bar deployment steeze. This retrofit climbing wire with a side arm lever replaces your non whammy climbing wire for quick change high to low to stowed action. Use your touring pole to flip the Whammy Bar down for 12, then down again for 18. Flip the bar back up to stow. Whammy bars have been integrated into our T1 bindings since the 17 18 season, but are offered as a current spare part or retrofit for Spark fans