Hydra Roller 64pin Microneedling Serum Applicator, 0.5mm Length
SKU: FY11.0047
Q
Does this need the pen to work.
Answer Question
A
No, this Hydra Roller does **not require a microneedling pen**.
It is a standalone manual roller with a built-in serum bottle. Simply fill the bottle with a suitable serum, attach it securely, and use the roller directly on the skin.