Penn-Jersey X-Ray ultrasoft thyroid collars with Velcro closure. Buckle closure available. These collars have no bindings offering extra comfort, flexibility and lighter weight. Choose from the wide selection of colors, fabrics and prints. All of our thyroid collars are rated at .5mm lead equivalent protection. Collars are 24" wide and available in regular weight (RW) 10 oz, light weight (LW) 8 oz and lead-free (NL) 5 oz. NOTE: For collars ordered with the optional buckle and free embroidery, the embroidery can be positioned on the bib only.