Customers find that the exercise ball works well for various purposes, including desk use and specific exercises, with one customer mentioning it's effective for back rehabilitation.

Customers find the exercise ball durable and resistant to damage, with one customer noting it survived a weekend with the grandkids.

Customers find the exercise ball to be well worth the money, noting it could be a good investment in the long run.

Customers find the exercise ball effective, particularly for lower back strengthening and therapy exercises, with one customer noting its benefits for core muscle activation.

Customers find the exercise ball sturdy and substantial, with one customer noting they feel secure it won't burst during use.

Customers have mixed experiences with the ball's inflation: while some find it easy to inflate and stays inflated, others report it being hard to inflate and taking quite a while to fill up.

Customers have mixed opinions about the exercise ball's size, with some finding it perfect while others report it being smaller than expected and not reaching the advertised 65cm diameter.

Customers have mixed experiences with the exercise ball's air retention, with some reporting it holds air well for months, while others mention it continually leaks.