The Digital Zoom 4 was designed for digital SLR cameras with a zoom lens attached up to 4¼". It is ideal for Canon's Digital Rebel, EOS 30D, 20D, and Nikon's D50, D70s, D80 with the standard zoom lens attached. Dual Foam Technology™ provides protection and a custom fit for digital SLR cameras. The front pocket features Tamrac's U.S. patented Memory & Battery Management System™, which uses red flags to identify fresh memory cards and batteries from ones that are used up. An additional Windowpane-Mesh™ pocket organizes other small accessories. A smooth nylon pocket in the lid holds lens-cleaning paper and other small photography essentials. Two zippered side pockets hold additional accessories such as a cell phone or PC card. Belt loops, an EasyGrip™ carrying handle, and shoulder strap provide convenient carrying options. Add Tamrac accessories to the Strap Accessory System™ (S.A.S™ ) attachment slots to customize the bag