Open chest binding with duct tape. NOTE: Please please use athletic tape if you try this out. It costs less than ten dollars and is intended for use on skin. ( note try not to use isolation tape it's unhealthy try getting body tape)
Attack on Titan Emblem Tutorial - Survey Corps. by neptunyan on deviantART - Pinner: I would consider using some stabilizing material (instead of paper) and an embroidery hoop. Now I need to find a pattern for the Cadet Emblem.