80"AUTHENTIC" VOIDABLE ROUND SECURITY HOLOGRAM. Silver Security Holograms 0.63"(16mm) 3D Protective Stickers Tamper Evident. Round, SECURE, SEAL TO PROTECT BOXES, CD, DVD, VHS, ENVELOPES, COMPUTERS Specially designed TAMPER EVIDENT Security Hologram with UNIQUE VOIDABLE Properties Can be used on any dry surface as AUTHENTIC VOIDABLE Security Hologram. Peell off Label from the backing, stick on any surface and it is protected. If someone wants to remove hologram label, it is destroyed and can't be reused.