The new E?A?R Push-In revolutionise hearing protection with more advantages than any other foam ear plug. No roll down is required, a gentle push is all it takes for easy, consistent insertion and the flexible stem improves hygiene. The patented E?A?Rform foam tip is shaped and sized to mould comfortably to fit virtually every size ear canal. SNR 38dB, High Frequency = 37dB, Medium Frequency = 36dB, Low Frequency = 34dB.