6 different soft memory foam eartips make all-day usage more comfortable and provides hearing protection. Engineered to deliver maximum noise reduction for communication and hearing protection. Extremely-soft, viscoelastic foam conforms to the ear canal to maintain an acoustic seal and retain the device in the ear. Voxear™ Eartips are benchmark for communication and for hearing protection in noise environments. User experience lightweight and low heat build up. For professional use: meets the European safety standard EN352.