I have a special korker box and it works great!
My IBP pairs are about 2-2.5 inches long and I've sold thousands, so I have to say that one is my best size!
I like the 3" for Autumn's hair the best personally though
__________________ That's my smilin' face My PM Box is always kept full!
Shows & MrsSprinkle.com keep me busy!
(ask about the second one if you are interested in supplementing your show income, too!)