The One Step Lancets are packed in clear sealed bags and there are 50 lancing needles per pack. The lancets needles are very thin so, they cause almost no pain the moment the lancet’s needle pierces your skin. Practical, convenient, and powerful, medical staff can collect blood by gently piercing the patient’s finger. Our One Step lancet needles can be used to draw blood to aid in the monitoring of your blood sugar levels and to complete other medical tests. Safe and sanitary, one- time use so not to cause infection, essential product for medical blood collection. 28g One Step Twist Top Lancets are easy to use, simple to operate, and just lightly punctures the skin. The needle is made of high-quality stainless steel and the body is made of plastic approx. size 32x3.3x0.285mm.