The Ultra v3 100L is a smooth playing all-court racquet for the
player who is looking for extra power.
If you are a developing player who wants a quality, modern racquet consider the Ultra 100UL.
It's thicker beam and stiffer frame give it a crisp responsive feel. It has a very large sweet spot and
a forgiving feel on the court. It has extras power and is highly maneuverable. 
This is a terrific racquet to learn and grow with.
The Ultra 100UL v3 has several technical improvements to give more stability, control and
power with a lively feel. Wilson calls these the
Power Profile technologies - click for more
information.
The Ultra 100UL also has a stiffer shaft and handle area to help with control and power.
This is an excellent racquet for the intended player.