McKesson Prevent® HP Safety Lancet 28 Gauge Retractable Push Button Activation Finger (1217988_CS) 2000/CSLight blue in color, defines 28 needle gauge 1. 6 mm depth Automatic needle retraction and lock out ensure sharp edge is enclosed before and after use Convenient, intuitive, one step activation for precise and consistent results Color coded design for quick and easy identification Ready to use right out of the box; no set up required Ergonomic, rounded shape and no slip ribbing on grip make lancets easy to handle