Ballet Electrolysis Needle, Gold, One Piece, F Shank #2, 50 per BoxPlated with nickel free, 24 caret gold. Gold has many acknowledged medical uses. Redness and swelling are reduced and the skin rapidly returns to normal even after the most delicate treatments, particularly red vein and skin tag work. Use on clients who suffer from allergies and sensitive skin and whose skin reacts negatively to standard stainless steel probes.