With riffles, allowing better separation of gold from other heavy minerals similar to a sluice box Light in weight, to use and carry Suitable for use in mountainous areas, rivers, creeks and other places where electricity is inconvenient and transportation is inconvenient Molded from high ABS, this gold pan is light weight, rust-free, UV resistant and floats This gold pan has enough space to storage gold sands You will not worry the sand will leak out, Manufacturer: Asukohu