Kits by Signature Vials are used by BioEnergetics practitioners, chiropractors, naturopaths, and EAV practitioners. Our vials are 4cm/1.6 inches high with a diameter of 1cm /0.39 inches. Kits are packaged and shipped in attractive boxes. The vials lay flat and the smudge proof labels are easy to read. In addition to offering standard kits, we are able to prepare custom orders.