Horizun Ventures Scumball HV-SB2PK
Horizun Ventures Scumball HV-SB2PKPurges Oils & Lotions, Prevents Scum Lines & FoamingSimply drop it in your pool or spa water, and it goes to work - automatically.When it is dirty, simply rinse thoroughly to clean, and re-use!Package includes 2 Scum-Balls.