Betsy Field DesignA ceramic knob with a metal insert and a colorful light blue ceramic center.Add a splash of color to your surroundings.This is the knob you will want to achieve that goal. Diameter: 1 1/2 (38mm) Projection: 1 1/4 (31.75mm) Finish: White Ceramic - Satin Nickel - Light Blue Ceramic center Comes with 1 and 1 1/2 screws suitable for most applications.Liberty Hardware Limited Lifetime Guarantee