Yaheetech Home Office Carpet Protector Chair Mat for Hard Floors 48 X 36 Inches Anti-slip/Clear, Multi-purpose Floor Protector Suitable for both hard and carpeted floors Protect your floors from chair damage, wear and tear Ideal for office or home This lipped shaped chair mat is perfect for office or home use, also can be used in caravans and motorhomes Please note: It's been curly packaged during the transport, you just need to make the incurved side facing the bottom of the floor and put it aside over a period of time. Manufactured from Original Floortex polycarbonate that does not curl, crack, discolor or smell Smooth back for hard floor tile applications with textured top for ease of chair movement