1. Foam polyurethane material; 2. 33DB noise reduction; 3. Come with polyester or acrylic string.

The MNT polyurethane has following features and characteristics: 

 • Smooth tapered shape for easy insertion and removal• Soft polyurethane foam plug adjusts comfortably in the ear• Smooth outer surface for better hygiene• One size fitts all.

Polyurethane Ear Plug EN 352/2