This sturdy canvas back pack is perfect for carrying your folding sluice and the other goodies you always need. The large main chamber is 17 inches high, 13 inches wide, and 6 inches deep. It will easily hold the folding sluice, a 10 inch gold pan and other goodies. The pack also has three outside pockets with closures. Made to US Government specifications from extra heavy weight cotton canvas. Double reinforced shoulder straps with black oxide finished hardware.