Features: Bicycles Valves sticker can used to protect Valves rims and improve sealing. Make of PVC materials with high strength, soft and flexible. Feature strong adhesive glues, these sealing pad is easy to apply to the Rims or Valves area. Whether you'recycling in rain, mud, or dust, these protective sticker will maintain their adhesion and effectiveness, safeguarding your Valves. Note: Please use cotton pad to wipe down the oil dirty around the Valves hole, otherwise it will not stick firmly. Before installation, clean your hands to avoid dirty or fingerprint. Specifications: Materials: PVC Quantity: 2pairs or 5pairs Size: about 40.3x23.5mm or 1.59x0.92inch Package Includes: 2pairs or 5pairs Bicycles Valves Sticker note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.