These rubber stoppers have a tapered shape to fit various sized openings and provide a secure, watertight seal. The solid, synthetic rubber construction can be cut to an exact length and is very WARNING: This product can expose you to chemicals including carbon black, butadiene and styrene, which are known to the State of California to cause cancer, and butadiene, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

These rubber stoppers have a tapered shape to fit various sized openings and provide a secure, watertight seal. The solid, synthetic rubber construction can be cut to an exact length and is very WARNING: This product can expose you to chemicals including carbon black, butadiene and styrene, which are known to the State of California to cause cancer, and butadiene, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.