Cut the Red Line | Glass Wall ArtEdgy, mysterious, and brilliantly minimalistour Cut the Red Line. Then ask what it was for. glass wall art delivers intrigue in a single glance. With an intense red backdrop and a sharply silhouetted figure gripping a blade, this artwork radiates suspense and razor sharp style. The figures glowing eyes, tilted head, and trench coat silhouette suggest theyve already taken actionand the consequences are yet to be revealed. This is more than wall art.