HILADUO Roller Shade 0%, Blackout, Dark Train.About the Manchester Series:Inspired by the rich textile legacy of the world's first industrial city, the Manchester collection celebrates the beauty of raw materials. This fabric features a heathered, tactile weave that mimics the rugged warmth of traditional wool and burlap. It brings a touch of urban heritage and industrial chic to your interior.Visibility & Light Control:Dark Train (Dark Color) + 0% Openness (Blackout): Industrial power. Dark Train is an intense, charcoal black that evokes the soot and steam of the industrial age. It makes a bold, architectural statement. With 0% openness, it is the ultimate light blocker, turning your room into a private cinema or a pitch-black sleeping chamber instantly.