HIGH-QUALITY: This 100% polypropylene woven carpet tile is designed to be robust and meet the demands of heavy-duty use. SAFETY: Our carpet features non-slip backing that guarantees traction underfoot. This flooring also meets the absolutely highest standards fire regulation (cfl-s1). EASY INSTALLATION: Can be laid out simply on any flat surface without glue. As a result, there is no pesky residue left over when the tiles are removed or relocated.