How to know whether this tire cover fits your tire? If your tire size is P275/70R16, then A=275, B=70, C=16. Tire diameter = A×B÷500 + C×2.54 = 275×70÷500 + 16×2.54 = 79.14cm. Tire cover size guide: - Size 14" fits tire diameter 60cm–69cm - Size 15" fits tire diameter 70cm–75cm - Size 16" fits tire diameter 76cm–79cm - Size 17" fits tire diameter 80cm–84cm Therefore, the 16" size may fit your tire. Package includes: 1 piece spare tire cover Our products are made with high-quality materials and designed to provide a reliable fit and durable performance. Please refer to the product title and description for detailed specifications and dimensions to ensure compatibility with your tire. If you have any questions about the product, feel free to reach out for assistance. We aim for complete customer satisfaction and are committed to providing excellent service.