The Ombre Manicure is one of the most popular manicure designs because it gives your nails a very nice image and it is also very easy to execute. Just Choose three colors and combine them as you please. All you need is makeup sponge, nail polish, and a lot of imaginations.
You can see in the picture below a very useful tutorial of haw you can execute this manicure.
Here are some other ombre nails designs: