Keep your loved ones safe with our Personalized Stainless Steel Medical Alert ID Necklace! There are three lines of personalization which can include name, medical condition and telephone number on the back of the pendant. Created in brushed stainless steel, this necklace features a round pendant which measures approximately 1 inch. It includes a ball chain with your choice of length, 18" or 24". If you have or know anyone with a medical condition that could be life threatening, don't leave it up to chance make sure that your medical information is near at hand for any emergency case.