Thinktank Digital Holster 10 V2.0 format_620 8 Macro USM is a

8 Macro USM is a macro lens for Canon EF-S mount digital SLR cameras that provides 1:1 magnification without the use of extension tubes

and it comes with a neat little key that locks the front pocket (and only the front pocket)

The three independent thumbscrews provide fine-grained control of leveling for critical shooting

according to Acratech

Easy one-touch sync and a familiar user interface for flash configuration

Thinktank Digital Holster 10 V2.0 format_620 8 Macro USM is aThe Thinktank Digital Holster 10 V2. 0 is a compact padded holster style case for a DSLR or mirrorless camera, with an expandable bottom to accommodate longer lenses. Well made, with a shoulder strap and belt loop for extra support. Interior dimensions are approximately 10x16x16cm (or 10x15x26cm with the bottom extended)