S-Nano Square Cartridges for Velvet Microneedling PenDesigned for use with the Velvet Microneedling Pen, these premium grade cartridges provide exceptional results for skin rejuvenation, scar revision, and targeted dermal therapy. Available in a range of configurations, each cartridge type offers a unique advantage based on the desired treatment outcome. Sterile, Single Use Safety Each nano cartridge is: Individually packaged for single use only Made from medical grade stainless steel Equipped with