8Pcs Disposable Hearing Aid Protection Earwax Guards Filters Hearing Assistance for Oticon Features: 1. It is a hearing aid cleaning accessory, durable and practical. 2. Prevent earwax, dust or other tiny items from blocking the speaker. 3. Waterproof and oil-resistant filter, can prolong the life of your hearing device by preventing earwax or water from being trapped inside. 4. Easy to install, fit for Oticon hearing aids. 5. 8pcs in a set, can meet your basic demands. Specification: Item Type: Hearing Aid Accessories Material: Plastic Color: Black Item Size: 3.6 * 0.6 * 5.2cm / 1.4 * 0.2 * 2.0inch Package Weight: Approx. 6g How e: 1. Use screenchanger to take out old filter. 2. Clean the edge of the horn on the hearing aid. 3. Use the other end to stick a new filter. 4. Install a new filter and make sure it firm. Package List: 1 * Set of Earwax Filter( 8Pcs ) Note: 1. This product is suitable for Oticon hearing aids. For other brands of hearing aids, please check by yourself, in case it doesn't work. 2. Please confirm the filter installed firmly, preventing it from being trapped in auditory meatus. 3. Replace the earwax filter according to the circumstances after using every six months or one year. 4. Use brush to clean the earwax filter frequently.5.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.