Owen Mumford Extra UNISTIK-3 Pre-Set Single-Use Safety Lancets. Safe and easy to use and provides maximum comfort with Comfort Zone Technology. CZT is comprised of 8 raised pressure points on the patient end of the device, this patented technology sends a signal of comfort to the brain helping to eliminate the pain associated with the fingerstick. 21G, 2.0mm Penetration Depth, Orange. 100/BX. Price per box.