1.Two Sizes Available Small 6.69" to 8.86 " Large 7.28 to 9.84 "

2.Three Colors of Thread Rod Available:Black, Red, Blue

3.Made of Solid Wood from North Europe,Smooth Surface and Edge,No Spurs and Paint.

4.Stretch Hats Back To Their Original Size There is no splintery edge on any side which may hurt you or your hat

5.Works on any hat which has soft material:such as baseball ,cowboy hatsetc.