Best SIZE self-adhesive hair rollers

The Largest SIZE Self-Adhesive Hair Roll 12cm x 5cm Specialized In Korean Salons
I'm sure there's no bigger one, other shops are only 11cm
Inside the aluminum core keeps the heat for a long time, just need to heat it up a bit and the heat-retaining batch will be okela ??
Super strong roll does not come off like other types, does not slip off the eyes, does not headache
Item has light pink, dark pink, purple, all colors are beautiful ??
If you have a long roof, you have to try it or it will cost you??????
Any sisters in Hanoi can come and pick it up