The product you're referring to is the FV SK Forever Foundation Tube, which is often marketed with phrases like "China Red Skin Liquid Real Diamond" and is known in a 30G/30ML size.1Here is a summary of the details typically associated with this foundation:FeatureDetailBrandFV SK (or simply FV)ProductForever Foundation TubeSize30G (or 30ML)PackagingTube, often in a "China Red" or "Red Diamond" aesthetic.Formula TypeMatte Liquid FoundationKey ClaimsLightweight and ultra-light texture. Waterproof and long-lasting. Oil Control features, making it popular for oily or combination skin types.CoverageProvides buildable coverage for a smooth, matte, and often natural-looking finish.