Almost everybody has a digital camera nowadays.  Most cameras will come with a free camera case so you can keep your camera secure when you put in your bag or pocket.  But you can always buy a camera case that will fit your camera and other accessories as well.

There are camera cases that have small pockets where you can put your extra memory cards.  Some have wrist straps so they are easy to carry on your hand.  Some have belt loops so you can easily hold them in your belt.  There are cases that are made with waterproof materials.  And there are cases that come in different colors and designs.  You can easily find one that is perfect for you and your camera.