The absoulte best in wrestling and grappling mats, HANDS DOWN! No other mats can even compare. The Zip-Mat does not use velcro like some of the competitors out there. They use a system similar to "Ziploc" freezer bags, it is an interlocking system that nobody else has at this time. Resilite has set the standard for all wrestling mats the world over. Resilite is used in homes, high schools, colleges, and at international competitions.