Material: 1. The yarn: polypropylene 2. Bottom: PVC 3.Thickness: 1.5 mm 4. A: material quality, ultrathin wear-resisting, hi ... gram weight; 650 g/m2. 3. Bottom material: PVC 4. Bottom thickness: 1.5 mm 5. A: material quality, ultrathin wear ... -resisting, high elasticity 6. B: non-slip, moistureproof, flame retardant, prevent noise, four characteristics of ...