Scumball's specialty patented molecular foam absorbs 43 times its weight in oils, lotions, make-up, and hair care products that contaminate water. Helps eliminate scum line in pool or spa and is economical and reusable.
Features:
Prolongs filter life & time between cleaning by removing contaminants
Comes in 2-pack
Made of Absorbent Foam Rubber
Reusable - Clean & Rinse, When It Turns Yellow, Replace With New