It’s versatile, convertible and modular — this beltpack/shoulder bag comes with two removable SlipLock™ cases. You can add or subtract lenses, water bottles or optional SlipLock™ add-ons. The adjustable, curved shoulder strap adds support. Includes a DryFlo™ mesh lumbar pad, laminated mesh pockets, compression straps and a NoDrop Pocket™ for film and filter changes.