Lightweight and highly versatile, this Patagonia Nano Puff vest features PrimaLoft insulation for warmth without bulk. The recycled polyester shell provides durability with a smooth, slightly ripstop texture, making it ideal for layering in outdoor or everyday settings. Designed for performance and packability, this vest includes zip hand pockets and an internal zip pocket for secure storage. A go-to piece for hiking, travel, and transitional weather. keywords: patagonia nano puff vest mens small gray primaloft insulated lightweight packable hiking outdoor puffer vest