Different shapes and sizes including round and rectangular, two or three shelves. Materials used for construction are stainless steel, wood, glass and more. Get completely comfy and relax in front of your giant TV, but by all means, make sure you can bring out the food and beverages during that 2 hour epic DVD. Is your home theater doomed to an occasional bag of microwave popcorn? A serving cart, or even one that allows you to do a little on-the-spot food prep is a great addition, not only for TV watching or audio enjoyment, but for your entire house.