Harris Grips Sport Bike Grips - ZX Racing - Carbon/Green 01687-ZX Made from high-quality space-age polymer The outer layer is put through an electro-erosion process, giving it a durable micro-surface for enhanced grip feel and protection from UV rays Inner flange is buttressed to support the hand, neutralizing vibration transmitted through the handlebars To enhance rider comfort, control and security, the upper surface is smooth, whereas the under surface is grooved and ridged