The Patagonia Classic Synchilla Fleece Vest is one of the warmest and softest layers of do-it-all versatility that you'll never leave behind. Made with 100% recycled polyester double-sided fleece, it provides skin-friendly warmth when you're looking for all-day comfort and insulation. The vest features a stand-up collar for wind protection and two welted front pockets trimmed with nylon plain weave to hold your essentials.