Vinyl is translucent when held up to a light (see picture) Matrix / Runout: WMC-21629A (Label Side A) Matrix / Runout: WMC-21629B (Label Side B) Matrix / Runout: WMC-21629-A KPG 15458 (Runout Side A) Matrix / Runout: WMC-21629-B KPG 15459 (Runout Side B)