VEVOR Folding Sluice Box Gold Panning Kit, 50 Inch 23pc Gold Prospecting Equipment Kit with Gold Pan, Classifier Screen, Separating Magnet, Backpack and More Comprehensive Kit Aluminum Alloy Construction Enhanced Collection Mat Portable Design Easy Assembly Graded Mesh Screens Sluice Box Material: Rust-resistant Aluminum,Item Model Number: SL-50T,Quantity: 23,Net Weight: 11.2 lbs / 5.1 kg,Sluice Box Sizes: 9 x 50 in / 22.86 x 127 cm