National Geographic NG 2475 Earth Explorer Medium Shoulder Bag Designated padded internal and external zones provide protection for up to a medium size D.SLR, Mini DVcamcorder and laptop. Includes modular detachable bottom padding which can be folded away when not necessary to reduce the bag's volume. Rollaway zipper-sealed flap aslo provides quick snap buckle closure for easy access to your equipment. Four external pockets and pouches for additional storage options. Special connecting loops on the top flap and the sides of the bag allow you to tie additional gear to the exterior of the bag.