DIY Tennis Tech
Here we have collected useful products you can create at home for a low price.
Posture Hat (beeps)
This hat will indicate when a player tips the head forward and loses posture. The hat will beep.
Great for basic hand feeding posture learning.
Price: $6 + a hat
The line can be projected from your teaching basket. This can replace throw down lines and is fairly long.
The same mount can also hold a cell phone for filming.
Please send us your DIY solution, if picked we will credit you and provide a gift.