Mix in some core strength and balance exercises with the use of a Therband Exercise Ball!
Choose the appropriate ball size for your body height
| Colour | Height (Inches) |
| Yellow - 45 cm | 4.7" - 5.0" |
| Red - 55 cm | 5.1" - 5.6" |
| Green - 65 cm | 5.7" - 6.1" |
| Blue - 75 cm | 6.2" - 6.8" |