5 Hottest Black Hairstyles For Spring, Summer 2010Hairstyle trends come and go with every season, and it is always great to stay updated. When it comes to black hair, the styles are practically limitless. Here are the 5 hottest black hairstyles for 2010.The most popular trend as far as black hair goes is the smooth and straight look. The good news is that the style isn’t hard to achieve at all.