Description Item No. BH-HZ4917 Product Size 546*400*200mm(External) 490*333*172mm(Internal) Net Weight 5.6kg Level of Impact Resistance IK08 Material ABS Maximum Buoyancy 20.9kg Range of Use Valuable Instrument,Equipment,Senior Camera , ens. Waterproof Level IP67 Thickness of Foam 488*332*35mm(Top) 488*332*55mm(Mid) 480*315*25mm(Bottom) 46*50*15mm(The Bottom Strip) Applied Fields Outdoor Photography, Field Investigation, Scientific. ..