Nike's ACG Polar Fleece Hike Jacket combines ACG trail-inspired design with a warm polyester polar-fleece construction, made for versatile wear as a standalone jacket or a midlayer under a shell. Key attributes: Multicolor | Grey | Polyester fleece | Insulating | Midlayer compatible | Works as a standalone layer | Branded ACG detailing | Clean, understated silhouette | Polar fleece texture | Composition & care: 100% polyester | Machine wash cold, gentle cycle, inside out. Do not use fabric softener. Reshape while damp and air dry; tumble dry low only if needed.