It is a floor covering that maintains its colors and patterns for a long period of time with penetrating surface colors and patterns, and is highly economical and practical. Compared to sheet floor covering, it is easily installed and partly replaced when seriously damaged. Deep pattern construction of color makes it possible to last for the life of the floor. Long-use, anti-attrition and easy installation. Wide variety of colors and harmonious make it suitable for interior use. There is very little change in color in spite of long use.