Features 1Enhanced 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. 2Reduced 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. 3Highly Durable: Underneath the tire tread lies a protective layer providing 30% more strength and puncture resistance, ensuring the longevity of the bicycle tire. 4Energy Efficient: The tire is designed to reduce contact with the ground and provide less rolling resistance, resulting in an energy efficient ride. 5Versatile Usage: This is a suitable tire replacement for folding bikes, with its enhanced traction, superb grip, and puncture resistance providing safety and optimal performance in various cycling conditions. Specification Item Type:RoadBicycleTire Material: Rubber Package List 1 xRoadBicycleTire