This valve lid is suitable for use with air beds, inflatable mattresses, and swimming rings, making it a versatile addition to your inflating tool kit. The secure fit and ensure that your inflatables are ready for use in no time, whether you're at home, on a yacht, or enjoying a day at the pool. Features -Color:Transparent -Material:PVC -Size:10.00X3.80X1.80 cm/3.93X1.49X0.71in -Size: large valve plug bottom diameter: 14.5mm; middle valve plug diameter: 17.3mm, small valve cap diameter: 12.4mm -Reliable: Whether you're at home or on a yacht, this valve lid is a must-have accessory for all your inflatable items -Stable valve cover design: the valve cap features a stable design, making it ideal for use with inflatable mattresses and pillows, ensuring a secure fit -Practical tool: this practical design is a must have for inflatable yacht, ensuring you are prepared for any unexpected incidents with your inflatable accessories -sturdy and reliable: made with pvc materials and a professional design, this valve is ideal for use with mattresses and pillows, providing performance -Dependable valve cap: this product offers a dependable valve cap that is built to last, ensuring your inflatable items remain securely sealed Package list: 5 x valve cover