Vktech Utility Waterproof Shoulder Backpack Bag Hiking Camping Travel Outdoor All pouches are with zipper closure, easy to open and close The inside pouches are made by waterproof material, wearable and durable, The shoulder straps are padded and can be adjustable with loops There are small pouches inside of the main compartment for your needs Small pouches on left top for loading small articles. Pens could be inserted into the small loop compartments in both sizes of the pouch The pad on the shoulder strap is detachable and removable by Velcro, 3 loops on the bottom of the bag for any extra attachment