Features: 1. Enhanced Traction and Grip: The 16 x 2.125 bike outer tire is made of rubber to enhance traction and grip, providing comfortable performance for mountain road cycling, along with a balance of speed and comfort. 2. Reduced Rolling Resistance: The tire features small and closely arranged patterns that significantly reduce rolling resistance; the fine particulate spacing helps to reduce contact area with the ground. 3. Highly Durable: Underneath the tire tread lies a protective layer providing increased strength and puncture resistance, ensuring the longevity of the bicycle tire. 4. Energy Efficient: The tire is designed to reduce contact with the ground and provide less rolling resistance, resulting in an energy-efficient ride. 5. Versatile Usage: This tire is a suitable replacement for folding bikes, with enhanced traction, superior grip, and puncture resistance for safety and reliable performance in various cycling conditions. Specification: Item Type: Road Bicycle Tire Material: Rubber Package List: 1 x Road Bicycle Tire