Product Dimensions: Without bellows: 55x30x30 cm. With bellows: 65x30x30 cm. Approximately 60 M3. Made with quality canvas fabric. There are 2 zippered pockets on the front of the bag. There is 1 zippered pocket on the back. There are zippered compartments on both sides of the bag. One of the side compartments has a front pocket that has its own pouch, completely independent of the bag, to put shoes etc. There is a foldable hard pad at the bottom of the main compartment. The main compartment is quite large and useful. There are zippered pockets in the main compartment. The bag has a hanging strap that can extend up to 120 cm. You can easily use it during your travels, sporting activities, camping and sea trips. The leather detailed carrying straps of the bag that can be fixed together offer comfortable carrying. When you need more space, you can increase the capacity of the bag by opening the zipper and extending the bellows section.