Youth Tennis with a low-compression tennis ball was introduced by USTA (United States Tennis Association) back in 2010 then became official in 2012.

 

 

Red ball is a low compression ball that is 75% slower than a yellow ball an adult would use, it is designed for 36-foot courts and for youngsters 8 years old and under. 

 

Orange ball is a low compression ball that is 50% slower than a yellow ball an adult would use, it is designed for 60-foot courts and for children 8-9 years old.

 

Green dot ball is a low compression ball that’s 25% slower than a yellow ball an adult would use, it is designed for full courts (78-foot) and for children of 9-10 years old.

 

Yellow ball is a full compression ball designed for full size court and for 11 years old and older.

 

DHAC Junior Tennis Academy offers classes from the age of 3 to 18 years old, we use appropriate low compression balls based on ages and skills of the children.  

 

Here is a video for a better understanding of R.O.G.Y.