Features: 100% brand new and high quality Used for repairs on other inflatable boats with PVC material. Fit for Inflatable waterbed, air mattress, swimming ring, inflatable sofa, toys, etc. Suitable for suede PU, PVC, PU leather, nylon and other materials. Repair kit include tube adhesive and patches. Simply attach patches firmly to the repair site for easy patching. Specification: Material: PVC Optional Color: Green, Gray Diameter: app. 4cm(1.57in) Quantity: 1 set Maintenance Method: 1. After detecting the leak point, bleed gas; 2. Then add 1-2 drops of glue to the leak point; 3. Cover the leakage point with plaster. After the glue dries, it will be in order. It takes about 15-20 minutes. Package includes: 10 x Patches 5 x Adhesive (other accessories demo in the picture is not included.) Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you