Jin tread pattern 3.7,4.7 professional meteorite PVC sports flooring surface using the latest innovative products developed coral-like groove design, not only the surface convex, shining like Enchanting undersea coral naturally generous, and even tactile texture, moderate degree of friction, wear resistance phase Scraping than embossed class products are greatly improved, avoiding sudden slips and sprains in the past because of the site surface caused by sweat retention, while ensuring comfort during sports experience and fluency which is only 3.7 mm red, green two colors. 4.7 mm of red, green, gray, orange, sky blue, five colors.