Used to safely obtain a capillary blood sample. Available in three color-coded versions to meet the desired blood sample size and address a variety of skin types. Single-use device. Easy-to-use design ensures adequate blood flow at minimum pain level. Needle is concealed before and after use to prevent needle-stick injuries and cross contamination exposure. Ultra-sharp needle with low triggering force ensures gentle contact with puncture site. Built-in needle depth control provides for consistent and accurate sampling results.