Mali 3 Channel Alluvial Gold Sluice Carpet Stripe Gold Mining Accessory Carpet Gold Washing Carpet Heavy Duty Ribbed Carpet Roll Guinea Gold Ribbed Carpet thickness:10MM Mali 3 Channel Alluvial Gold Sluice Carpet Stripe Gold Mining Accessory Carpet Gold Washing Carpet Heavy Duty Ribbed Carpet Roll Guinea Gold Ribbed Carpet weight 2000 GSM Mali 3 Channel Alluvial Gold Sluice Carpet Stripe Gold Mining Accessory Carpet Gold Washing Carpet Heavy Duty Ribbed Carpet Roll Guinea Gold Ribbed Carpet size 1x20 meters