Dr. Pen A9 Hair Growth Combo Cartridges (5-pack) Serum 18mm thickness and cartridge arc

18mm thickness and cartridge arc for precision skin application

Remove the sterile cover on the top of the cartridge after opening the sterile pack

and LED light therapy

Polysorbate 20

Nano-needling therapy is great for helping serums absorb better into the skin

Dr. Pen A9 Hair Growth Combo Cartridges (5-pack) Serum 18mm thickness and cartridge arcIntroducing the NEW Dr. Pen A9 Hair Growth Combo Cartridge Pack, specially curated to stimulate hair regrowth and address hair loss concerns through microneedling the scalp. With Dr. Pen's advanced microneedling technology, you can look forward to fuller and healthier hair. The 24 pin and 36 pin microneedling cartridges for the Dr. Pen A9 are designed to stimulate the production of collagen and elastin in the scalp, crucial for the health of hair