The small bag is called Berkley Mini Ranger. This one has 4 mini and 1 Xmini box included, 850 denier construction, Easy access top opening design, Boxes can be stored vertically and horizontally, the small pouch on the strap is for a scissor, non-corrosive Velcro pockets, non-corrosive zip slides. The second is called Berkley Midi Ranger. This one has 4 midi Boxes and 1 Xmidi box, 850 denier construction, Easy access top opening design, Boxes can be stored vertically and horizontally, the small pouch on the strap is for a scissor, non-corrosive Velcro pockets, non-corrosive zip slides. The biggest is called Berkley Maxi ranger. This one has 5 maxi boxes and 1 midi box, a zip of top compartment with Neoprene pouch inside, the inside of the main compartment has a 3 pouch storage system TT, 850 denier construction, Easy access top opening design, Boxes can be stored vertically and horizontally, non-corrosive Velcro pockets, non-corrosive zip slides.