Hot Tub Serum Cash | Oil-Absorbing Spa Sponge Type_Gasket This heavy-duty

This heavy-duty

Spring mechanism grips the grate securely

This product is compatible with chlorine

Dry completely and apply vegetable oil before storing

Hot Tub Serum Cash | Oil-Absorbing Spa Sponge Type_Gasket This heavy-dutyCash is part of Hot Tub Serum's line of oil absorbing sponges a simple, chemical free way to keep your spa water clean. It floats on the surface and quietly soaks up the body oils, lotions, makeup, and other contaminants bathers leave behind, capturing them before they clog your filter or form scum lines on the shell. Those oils are the root of some of the most common spa annoyances. Left in the water, they collect at the surface and along the