"The Walk-Winn Floating Livewell Plugs 3-Pack will cover all your livewell plugging needs. Made from tough, fiberglass-reinforced nylon and urethane, the plugs easily tighten by either twisting into place or by the cam action lever. These livewell plugs float high and are easy to see due to their bright red color. 3-pack includes 1/2""-, 5/8""-, and 3/4""-dia. plugs. Fiberglass-reinforced nylon and urethane construction Easily tightened 2 ways Float high and are easily seen Includes 3 different sizes"