50 Portwest Reusable TPE Corded Ear Plugs
The Portwest EP04 This earplug absorbs more inner ear sounds by use of noise blocking fins. The TPE (thermo plastic elastomer) material moulds to the ear canal after a few minutes by reacting to the warmth so the product fits almost every wearer.
Sold in boxes of 50
EN 352-2: 2002 – Ear Plugs
All these Standards establish requirement with regards to the manufacture, design, performances and test methods