The ZS Kit Bag Masters RS 264 is a durable, spacious, and lightweight bag that is perfect for any person that is on the go. The RS 264 is designed to be your perfect companion for your daily commute, long hikes, or weekend getaways. The exterior of the bag is made of a tough and water-resistant material. The inside of the bag is made of a tough and durable mesh fabric. This material is waterproof and will protect your belongings from getting wet in the event of a sudden downpour. The mesh fabric also has a large capacity and can hold up to 45 liters of your gear. There are four mesh pockets on the inside of the bag. These pockets are designed to hold your smaller items like water bottles, keys, sunglasses, and other items that you may need to access quickly. The outside of the bag has two exterior pockets that are designed to hold your phone, wallet, or other small items. There is also a key ring on the outside of the bag so you can clip your keys on to the bag. This way you won't have to worry about them getting lost or misplaced. The bag also has two padded shoulder straps so you can wear it as a backpack. There is also a waist strap that can be attached to the bag so you can wear it as a waist pack. The waist strap is adjustable so it will fit any person's waist size. The bag also has a padded back panel that will provide comfort and support when carrying the bag. There is also a sternum strap for added support. This strap can be adjusted for added comfort.