Radians Custom Molded Earplug Kit with Cord, Pink Open the containers and separate the colored and White materials into halves, keeping separated Mix one of the colored halves with one of the White halves. Mix until both halves are one consistent color Gently press material into one ear by pushing in the center of the silicone. Let it sit in your ear for 10 minutes, then Remove the plug. Repeat steps for second earplug