LifeScan OneTouch UltraSoft Lancets 28 Gauge, an ultra-thin providing for a less painful testing. These lancets are designed to be used with all OneTouch Penlet and OneTouch UltraSoft brands ,as well as, the automatic blood samplers from LifeScan, and most other blood sampling devices. Before using the lancet, wash hands with soap and warm water, and dry well. This lancet is easy and simple just load lancet into the lancing device and twist off the protective cap. Patients should choose a spot on the side of a different finger each time they take a blood sample, and eject the lancet from the lancing device and snap-on the safety cap before discarding. To reduce the pain of testing, these lancets after every use to ensure the least painful puncture, lancets become dull and painful when re-used.