MediChoice Ear-Ulcer Syringes are used for aspiration and irrigation of pediatric adults and are 2 ounces. Individually wrapped these ear-ulcer syringes have a ribbed bulb and smooth taper tip to reduce tissue trauma to the patient. MediChoice Ear-Ulcer Syringes are also used for aspiration and irrigation of infants and are 1 ounce. Individually wrapped these ear-ulcer syringes have a ribbed bulb and smooth taper tip to reduce tissue trauma to the patient.