alfombra minera acanalada corrugated mining mat alfombra acanalada de 4 lineas thickness: 15mm alfombra minera acanalada corrugated mining mat alfombra acanalada de 4 lineas weight 2000GSM alfombra minera acanalada corrugated mining mat alfombra acanalada de 4 lineas size 2x24 meters/roll alfombra minera acanalada corrugated mining mat alfombra acanalada de 4 lineas color: black, blue, green