When it comes to the must-have accessories for any photographer, a memory-card wallet is one of them. They are tiny and delicate ones which you've to store carefully to avoid losing them anytime. This wallet is capable of holding 9 SD cards in several clear slots.
This sort of a memory-card wallet can be folded up nicely so that it hardly takes any space. You can check out the vibrant SD Pixel Pocket Rocket
from ThinkTank to have a basic idea of what they are.
To let you store your cards yet more safely, Pelican
is offering some tough hardcover cases made of polycarbonate resin now. As they are water resistant and shock absorbent, they can be really effective.