Foamy, cocoon shaped earplugs with a cord and plastic holder. High noise resistance - SNR is 38 dB. Unique cocoon shape makes them easy to insert, as no twisting is required. Body temperature helps the earplugs to shape by the shape of the ear canal. These earplugs are extremely hygienic, because there is no contact between the foam and the hand when positioning. The patented E-A-RTM form foam is designed to fit most ear canals.