The black MBX5399 M.A.S. Modular Accessory Belt, Large from Tamrac is a padded webbed belt designed to work with all of the M.A.S. (Modular Accessories System) items (except backpack pockets) and it can also hold the Tamrac Zoom Packs. The belt fits waist sizes up to 58" (147.3 cm). It is a double belt system that incorporates a 2.0" adjustable web belt and quick-release buckle into a foam-padded belt system. The M.A.S. accessories can be clipped over the webbing belt to provide comfortable, quick access to equipment carried in these accessories. The belt can also be threaded through the zoom packs.