The purple rubber medical alert bracelets are super simple and LATEX FREE! Bracelet attaches to the Contempo ID with stainless steel lobster clasps. The Contempo ID offered with this runner's ID bracelet is also interchangeable with most of the leather bracelets, all
beaded bracelets, as well as the
interchangeable medical bracelets. To calculate your bracelet size for this runner's ID bracelet, measure your wrist and add 3/4” to 1”.