gold sluice carpet golden mining plastic grass gold washing carpets for mining material: PE. 24mm thickness, size 1x16 meters/roll, weight 65kg/roll. 26mm thickness, size 1x15 meters/roll, weight 77kg/roll. 27mm thickness, size 1x15 meters/roll, weight 82kg/roll. 20 feet container can load 60 roll. 40 feet container can load 160 rolls.