OMM Core Hoodie Patagonia Cap Cool Trail Shirt For temperature regulation the top

For temperature regulation the top side of the bag features a Thermo Gill vent which creates a gap in the baffle that allows heat to escape without drafts getting in

and hood shields against windchill

Weight - 112g

Where the Lightening pack stands out from competitors in its weight bracket is the carry system

OMM Core Hoodie Patagonia Cap Cool Trail Shirt For temperature regulation the topThe OMM Core Hoodie is a warm and incredibly breathable mid or base layer for high output activities in colder conditions. The distinctive PRIMALOFT ACTIVE fabric will hold you body's warmth when under a wind blocking shell, then allow for extremely rapid heat dumping when exposed to air flow. This allows you to keep your Core layer on even when you have warmed up and you can thermoregulate by removing unzipping your shell. A true valley to summit