The Double Ender is essentially two sizes of hair stackers built into one. Standard tube dimensions are 3/8" diameter x 1-1/2" long and 7/16" diameter x 1-3/4" long.
Renzetti
The Double Ender is essentially two sizes of hair stackers built into one. Standard tube dimensions are 3/8" diameter x 1-1/2" long and 7/16" diameter x 1-3/4" long.