HALO JACKET TUSSOCKThe Halo offers an ultra light option for extreme weather. Designed as a super packable option for when the weather takes an unexpected turn or for use when things cool down or get wet. It packs down incredibly small and weighs next to nothing, so you will barely notice them sitting in the bottom of your pack. But when its needed, its extremely waterproof and breathable, just like your traditionally heavier and bulkier work horse rain layer. Unlike a