BYOB - BUILD YOUR OWN BACKPACK Interested in attaching your own custom bag to our frame system? Maybe you&';d like to swap out one of our different bag configurations to your existing backpack? The EXOTI - BYOB allows you to carry exactly what YOU want! All of our bags use velcro to securely attach to the vertical titanium side bars and can be easily removed and replaced. The EXOTI-BYOB includes our unique titanium frame system, shoulder straps and hip belt. The rest is up to you!