Howard Leight Laser Trak Detectable EarplugsHoneywell Laser Trak earplugs are specially created for environments where contamination from foreign objects is unacceptable. High visual and metal detectability in a low pressure foam that expands to fit virtually every ear. Non ferrous metal grommet and bright colors easily detected by visual and automated inspection Formable low pressure foam expands to fit most wearers Contoured T shape for easy insertion and wear Available standard box; corded