Volcom Alternate Insulated Snowboard Jacket (Caramel) The Alternate Insulated Jacket is light and warm but still powerful against wind and snow. Crafted with our V-Science 2-layer shell exterior it features 10,000mm waterproofing paired with 8,000gm of breathability. Plus, the V-Science 2-way stretch fabric allows you to flex and move easily. We’ve included 80gm low-loft insulation and critical taped seams offer extra warmth and protection. The Zip Tech® jacket to pant interface helps to keep cold and snow out. Item Number G0451610