Round Drain Protector II Safety Seal

Light-weight and easy to use, the Reversible DrainProtector® II Safety Seal forms a tight seal to block out liquids.
Made of solid polyurethane, the seals are tacky on both sides, so either side can be used. After using, simply wash the DrainProtector® II, replace the plastic film, roll it onto the tube, and return the tube to the container. Requires no reinforced fillers. Compatible with wide rage of chemicals.