The Men's Nano Puff Jacket in Blue Sage provides lightweight, wind?resistant warmth with highly efficient PrimaLoft Gold Insulation Eco that stays warm even when damp. Its recycled polyester shell has a DWR finish to shed light moisture, and the articulated fit layers comfortably under a shell or works as a standalone piece. The jacket packs into its own internal pocket for easy storage, making it a versatile choice for travel, trail use, or everyday wear.