One of the simplest yet most used items in my photography toolbox is simple black granitle tile. I bought a small one 3 years ago and I am still using it today. I have a small tile that I bought for $4 and a bigger one that I got for $20. Other people use plexiglass or just a simple glass table for this kind of look.
Normally I use the granite tile for my product or still life shots. Here are just some things that you can do with the granite