The Pro Tec Stainless Steel is an F-shank, single-use, two-piece non-insulated suitable for thermolysis and blend. MicroGard rounded tip allows for better insertions and prevents perforation of the follicle. SteriGard protective collar protects the probe-holder and facilitates installation of the probe. Single use (disposable after each treatment). 

These needles are individually wrapped to remain sterile for up to 5 years—sizes available from 1 (very fine hair) to 5 (coarse hair). Box of 30 probes.