4pcs Best Universal Kayak Scupper Plug Kit Kayak Scupper Plug Kit Kit includes 4 universal scupper plugs. Plugs fit scupper holes ranging from 1.5" to 0.7". Designed to keep water out of your sit-on-top kayak. Features: Kit includes 4 universal scupper plugs. Silicone materials, strong and durable. Lightweight and utility, easy to install in your kayak. Unique string design for you convenient to pull it down. It will help you stay dry while you are paddling. Specifications: Material: Silicone Color: Red / Blue / Black / Green / Yellow / Purple (Optional) Size: 4 * 2 * 4cm / 1.5 * 0.7 * 1.5in String length: 8cm / 3.1in Weight: 32.7g / 1.1oz Package Size: 14.5 * 10 * 3cm / 5.7 * 3.9 * 1.1in Package Weight: 135g / 4.7oz Package List: 4 * Scupper Plug