Epimed Reusable Nitinol Hyperflex™ RF™ Probes feature a lightweight hub, reinforced cable, and color-coded length markers. The durable, nickel-titanium “memory metal” and polymer construction is fully autoclavable and comes in various lengths. It is compatible with 16g, 18g, 20g and 22g needles. Refer to the Instructions for Use for proper cleaning and sterilizing procedures. Lightweight Hub, Reinforced 8ft Cable, Color-coded Markers.