12 pcs: 6 Pairs S/M/L (B) Noise Isolation Eartips for Series 1 and 2 Headsets
Also Compatible with the Following In Ear Earphones and Headsets In-Ear Earphones or Headsets are not included! Series 1 and Series 2. QuietComfort 20, QuietComfort 20i, QC20, QC20i. Water-washable, anti-static, removable and replaceable.