$29.99
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Make sure you keep your pool safe and clean with the Lark Filter Balls, now in a convenient value pack. The ultra-fine, heavy-duty filter paper ensures dirt and debris does not get recirculated back into the pool. Every cartridge only needs to be replaced every two weeks, giving you the time to enjoy a refreshing summer all season long.
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$29.99