Lightweight and portable to carry.<br />High quality material・ strong and durable.<br />Easy to install and use.<br />The scupper stoppers can be used to plug the scupper holes in your ocean kayak.<br />It will help you stay dry while you are paddling.<br /><br />Material: Rubber<br />Outer Diameter: 31mm<br />Height: 36mm<br /><br />Package List:<br />4 * Scupper Stopper Bung