This is a US military ECWCS (Extended Cold Weather Clothing System) Gen III Level 3 fleece jacket. It features the high heat retention and lightness unique to genuine military gear, making it a versatile item that can be used as a mid-layer or outerwear. Made of a Polartec-type fleece material, it's also very comfortable to wear. With its simple yet rugged design, it's a great match for outdoor activities, everyday wear, and vintage clothing styles. Although it is used, the fleece is in good condition with minimal compression, and the overall condition is quite good. There are no noticeable stains or major damage. Please purchase only if you understand that this is a used/vintage item.