SmartFit® Detectable EarplugsItem Number: SDT-30
Designed for processing industries, detectable earplugs use body heat to adapt to shape of ear canal. Blue color provides high visual detection. Ring on stem and attached cord can be detected by automated equipment. Triple-flange distributes pressure evenly. Packaged in poly bags. Tested to ANSI S3.19-1974. 500 Pair/case.