NewContains 10 complete treatments. Drainage collection cup. Safe and effective. Contains 10 complete treatments. No preservatives. Contents1 sterile saline spray can 177 mL (6 fl. oz.). 1 bottle of ear drops 15 mL (0.5 fl. oz.). 1 drainage collection cup and 2 ear plugs. Method for ear wax removal 10 drops per ear. Plug ears for 10 minutes. Rinse each ear for 10 seconds. Ear wax is important in preventing dirt and bacteria from causing hearing problems. If there is an excess of wax build up, Ear rinsing may be necessary to soften, Loosen and wash it out.