Es ROBBINS core line of chair mats have achieved GREENGUARD gold certification for low chemical emissions, making Ever Life chair mats a healthier option contributing to better indoor air quality in your home or workplace. Thicker mat for heavier use. Ideal for tile. Protects hard floors: laminate, wood, tile and other hard floor surfaces. Textured back reduces mat movement on hard floor surfaces. High quality, clear mat reveals beauty of your floor and protects floor from wear and tear. For moderate office and home use.