the interior of Lowepro D-Res 10 AW be make of soft fabric that form a thick cushion to protect digital camera . the exterior be strong and durable . the hidden jacket at the bottom of the bag could be pull out to cover the bag for water-proof purpose . its easy attachment to the belt do not require take off of the belt in order to mount the bag on the waist . as of the size , it fit a Canon s20 perfectly with a side slot that hold up to 2 li-ion battery and a front pocket that hold one cf card . bottom line : I feel safe to put my digital camera in this bag .