This stylish two piece flat buckram brim # 395 is 3.5 inches in diameter . The crown# 110 is a 4 inch two tiered crown that may be covered with any fabric. Both the crown and brim are flat and this is a great hat for those who have basic sewing skills because there are no curved areas to cover. This buckram hat frame is for those in the hat making busines or anyone interested in learning the art of hat making. This frames is considerd unfinished because it is not covered with fabric or other material. It is part of the Buckram Hat Frames Collection offered through Kay's Art of Millinery.