The Gradient Jacket from Sitka has the versatility to be worn as an outer layer and a base layer. When warm and comfort are both a top priority, the Gradient Jacket is your most reliable source. It features a center chest zip that allows you to cool down when necessary and a chest pocket that keeps hunting accessories handy. In the same way to all Sitka products, the Gradient Jacket won't leave you out in the cold. Specifications: Sitka-50154-WL-3XL