Three pairs of TRILOGY Short Replacement Eartips are included with each pair of ISOtunes FREE. When you receive your product, try on each eartip size for comfort and fit. For optimal hearing protection, follow the directions below:

  1. Inspect the eartips before every use for degradation or deformation. The integrity of the eartips is vital for proper hearing protection. 
  2. Ensure the eartips are securely attached to the ISOtunes product.
  3. Insert the eartips - make sure they are fitted, adjusted, and maintained in accordance with the manufacturer's instructions as stated in the manual included with the product.