Portable USB Flash Drive

My husband told me that I need USB Flash drive where I can store my son important photos and videos. If my computer something happen or maybe on trouble so there is no problem at all my son photos and videos. I found out there is affordable and cute USB flash drive new style modern, portable and suit to any computer, which is very convenient to my wallet. There are secure digital SD cards, micro SD, mini SD any flash memory devices available. I should get one soon.