KT Academy’s Guide to Hot Shots Tennis
| Ball Type | Age Range (Years) | Ball Compression | Recommended Racquet Size | Class Cost ($) | Class Length | Coach : player ratio |
|---|---|---|---|---|---|---|
| Blue Ball | 3 – 5 | 25% | 19 – 21 inch | 15.00 | 30 minutes | 1 : 4 |
| Red Ball | 5 – 8 | 25% | 21 – 23 inch | 18.50 | 45 minutes | 1 : 6 |
| Orange Ball | 8 – 10 | 50% | 23 – 25 inch | 18.50 | 45 minutes | 1 : 6 |
| Green Ball | 9+ | 75% | 25 – 27 inch | 18.50 or 22.50 | 45 minutes or 1 hour | 1 : 6 |