Pack of 5 press fit slim tubes. Suitable for Oticon BTE hearing instruments. Spirit 3 BTE, Zest micro BTE, Epoq, Agil, Acto, Vigo, Syncro, Saffran, Tego. Please check the end of your current tube to check the size (from 0 to 3) and select from the drop-down box. Please ensure you select the correct item as these cannot be returned for hygiene reasons.