Ziex ZE-512 is a uni-directional tread design and circumferential grooves for superior wet weather handling. It gives a smooth, quiet and comfortable ride. It is the ultimate tyre for daily use. Key Features and Benefits: Improved rim protection ridge protects expensive custom wheels. New multi-radius profile increases contact pressure and low profile styling. Avantgarde engineering in the running surface and sidewall designs, inspired by the wing shape of a falcon in flight. Innovative compound technology with silica significantly improves handling in wet conditions and increases performance. Extra-hard shoulder and new profile design prevent uneven wear and delivers a smoother ride.