Unleash the Power of Precision Skincare with Dr. Pen Ultima A10 Replacement Cartridges! Elevate your beauty routine with this 20-pack of 36 Pins (0.25mm) Bayonet Slot cartridges, designed for seamless compatibility with the Dr. Pen Ultima A10 device. Crafted for precision and reliability, these disposable replacement parts ensure effortless treatment sessions every time. Trust in the authenticity of Dr. Pen products to rejuvenate your complexion with each cartridge change. Upgrade your skincare regimen today and discover the secret to radiant, youthful-looking skin!