Dual compound Motocross Grips with Fusion Bonding System which eliminates the need for grip glue and grip wire The ergonomic ôwaveö on the flange of the grip reduces pressure points between the riders thumb and the grip flange Grip design greatly reduces heat and pressure, which reduces blistering and increases rider comfort The included Fusion Bonding System consists of two Fusion bonding strips and one Fusion spray catalyst bottle Easy to install: clean your handlebar, apply the included bonding strips, shake and spray the included catalyst to the exposed bonding strips, quickly apply grips, and you're done At first the catalyst acts as a lubricant for easy grip installation, but after it dries it creates a lasting bond For 7/8ö handlebars and twist throttles. GRIP FUSION 2.0 BLUE