1.Durable, waterproof and strong: Its material is Oxford cloth with a TPU coating, which is safe and BPA free, making this bag waterproof and environmentally friendly.          

2.Machine washable.                                                                                                     

3. Two metal zippers and reinforced handles.                                                        

4.Sizes:33Liter=55x20x30cm=21.7"x7.9"x11.8"=LxWxH; 48liter=58x22x38cm=22.8"x8.7"x15"=LxWxH; 75liter=60x25x50cm=23.6"x9.8"x19.7"=LxWxH; 105liter=70x30x50cm=27.6"x11.8"x19.7"=LxWxH                                               

5.Versatile usages, can be a storage bag at home, a travel organizer on road, etc.