ADVANTAGES OF LESONIC POLYETHENE AND EVA OFFICE CHAIR MAT FOR HARDWOOD FLOORS Lesonic analyzed and researched various desk chair mats made from different raw materials, eventually POLYETHENE (PE) and ETHYLENE VINYL ACETATE (EVA) were chosen to develop a chairmat for hard floors. The classic black color suits any floor and any room. ✓ Durable structure with high impact strength ensures a long life-time, avoiding crack, bend, break, SCRATCH OR DISCOLOR. ✓ The EVA material in the chair mat helps it retain its straight shape and lessens the possibility of curves in the edges of the mat. Even when rolled up for a long time, the mat will lay flat once it’s in use. ✓ ECO-Friendly, recyclable materials. No smell, PVC free, & phthalate free, and free from tin, lead and other metals. ✓ No problem under -30 °C to +120 °C. Suitable for underfloor heating. ✓ 47 x 35 inch is the perfect size designed for multi-purpose use as a floor mat. You can also place plants, ornaments, crafts, bike and other heavy appliances on it. ✓ Unique surface texture for both sides, With a bark pattern on the top which are designed to prevent scratching and with grippers on the underside which are designed to keep them firmly in place while in use.