10 replacement Nano Round needle cartridges for the NEW Dr Pen A6S Derma Pen. The Nano Round cartridges are excellent for increasing product and active ingredient penetration into the skin.
Dr Pen Nano Round Needle Cartridge for Ultima A6S x 10
10 replacement needle cartridges for the Dr Pen Ultima A6S.
Type: Nano Round
Designed to increase active ingredient and product penetration into the skin by up to 97%.