Made in the USA. The band measures 3 1/4" across from scalloped edge to scalloped edge and is 1/8" thick. The plate measures 13" across from the scalloped edge of each point. The plate measures 6 1/2" from top curve to bottom curve. The plate thickness is about 1/2". Please order by centimeters. Sizing is determined on the second notch setting, meaning that the pair could be made smaller by one notch and larger by two notches.