KLIM OVERRIDE ALLOY JACKETThe Override Alloy Jacket uses the high performance chassis and insulation from the Override, but replaces the back and underarm panels with highly breathable, moisture wicking fleece. This is the ultimate mountain mid layer solution, taking the chill away from your front without adding unnecessary bulk to the back all with massive breathability and moisture wicking effects to keep you comfortable. Business in the front, party in the back. FULL SPECS