This is a mid-layer from ONYONE. Worn for several years, about 10 days each season. I think there's little noticeable dirt, as it was basically worn under outerwear. A stylish black jacket with excellent heat retention. - Brand: ONYONE Model Number: ONJ 07900-0N - Color: Black - Material: Nylon - Features: Heat retention - Design: Stylish design Thank you for looking.