Easy to insert, remove and clean these reusable ear plugs are the ideal choice for those who love convenience. Along with an impressive noise reduction rating, you will be able to block damaging noises while enjoy listening to the sounds you want to hear clearly. Instructions: 1. Straighten out the auditory meatus by pulling the outer ear upwards 2. Grab the ear plug by the stem and with a light twist, push it into the ear canal Care: After usage the ear plugs should only be washed with mild soap and water as chemicals can affect the product. If the recommendation is not followed, the protective function of the ear plugs can be decreased.