Earing Aid Ear Wax Filters, Earwax Guard Filters Durability Of Long Time Use for Specification: Condition: 100% Item Type: Wax Guards Material: Plastic Hole Diameter: Approx. 2mm / 0.08in Suitable for : For Usage: Take out the old wax guards with the net, the bell mouth, use the other end of the net to jam the wax guards, load the bell mouth, gently test whether the wax is firm or not Notes: 1. Always wax guards with a small brush 2. Replace wax guards once every six months to once a year according to earwax conditions 3. Be sure to install firmly after installation to avoid falling into ear canal Package List: 1 x Box of Wax Guards 8pcs