SEIRIN Acupuncture Needles are Made from the highest quality stainless steel, it features a lightweight, comfort grip, 2.0×20 mm plastic handle that is color coded for easy gauge identification. With Light Touch Insertion™, the needle is easily released from its guide tube by gently pressing the needle away from the point of attachment on the tube. Each needle comes individually packaged with its own polypropylene guide tube, which is rounded on the end for patient comfort and is 100% PVC free. Box of 100 sterile, disposable needles. * Made from the highest quality stainless steel * lightweight, comfort grip, 2.0×20 mm plastic handle that is color coded for easy gauge identification.