What you can get: comes with 8 pieces of boat bilge pumps with good waterproof performance, can be applied to block the kayak's drainage holes, durable and meet your long-term needs, quantity can meet your needs. Durable material: these bilge pumps are made of quality soft rubber, have good ductility, which can be closer fit with the drain, achieve a better sealing effect and are tough and durable for long-term use. Easy to use: with the good ductility design, you can easily put these kayak drain stoppers into the kayak's drain, and the rubber handle on top allows you to remove them when not in use. Lightweight and portable: these boat bilge pumps are lightweight, do not take up more space, convenient to carry and are an essential accessory for kayak enthusiasts. Color: black. Material: rubber. Size: 3.2 cm. Package contents: 8 x rubber stopper. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.