Patagonia Classic Retro X Vest in Natural. A sleeveless design for seamless layering, the Retro X Fleece Patagonia gilet comes made from polyester, 50% of which is recycled, bonded sherpa fleece, the garment is lined with a warp knit mesh for additional moisture wicking and windproof qualities. Further enhanced with a HeiQ fresh durable odour control for freshness on long hikes, the garment is finished with handwarmer pockets and an internal storm flap to central zipper.