Level Up Technique Through Smart Practice
Master your serve faster with the Threo training belt. It keeps the ball in play, so you can focus on your skills. It is excellent for improving consistency and boosting confidence on the court.
Elastic Cord
This trainer stretches far without snapping, making it safe for high-energy routines. It absorbs shocks smoothly, preventing strain on arms and shoulders.


Universal Size
The Threo strap fits all volleyballs tightly, ensuring they stay in place during training. No need to adjust often, saving time and reducing frustration.
Durable Stitching
Our volleyball holds up through daily use without tearing or fraying. It withstands hard spikes and serves, offering long-term value.

















Chloe M.
Works well, makes serving practice much easier.
Sophie Z.
The strap is awesome for practice in small spaces. I get to focus on hitting without losing track of the ball. It’s been super helpful!
Nathan I.
Belt keeps ball close, less running around.
Nora U.
Great for practice, cord stretches just enough.
Jacob J.
Easy to set up, works nicely for practice.
Harper X.
Nice addition to backyard training, fits well.
Michael T.
Easy and quick to put on any volleyball.
Lucas B.
Sturdy strap, really helps when practicing alone.
Leah Y.
Strap fits most volleyballs, no problem using it.