The Kata 3N1-30 backpack - is a multifunctional backpack. Has compartments for SLR cameras, optional lenses, PDAs, mobile phones, accessories and personal supplies The Kata 3N1-30 (3 in 1) backpack opens up new possibilities for equipment transportation. Now, if necessary, you can choose one of three carrying options: left sling, right sling and backpack. The sling design allows quick access to a photo or video camera, additional lenses or accessories. The "backpack" and "X" positions are useful for long-term carrying. Excellent ergonomics, soft shoulder pad and adjustable straps make this model incredibly comfortable to use in all positions. The Kata 3N1-30 has a spacious main compartment with internal baffles that can be moved around if desired to adapt the backpack to your equipment. Two external pockets provide quick access to accessories without opening the main compartment. Additional pockets allow you to store personal items: mobile phone, pocket computer, wallet, etc. Model 3N1-30 is equipped with a trolley mount.