DescriptionMade of premium silicone material, safe and durable for use, long serving life. This cartoon Sputum Cup is designed for helping secretions or sputum to be discharged easily. This sputum cup is fit for infants, supple and easy to use and it will not hurt the little baby. User-friendly design for greater safety, concave grip design to promote rapid exhaust.Features- Color: Assorted Color -Material:Silicone- Size: 7.90X7.80X3.00cm/3.10X3.07X1.18in-Convex grip can promote rapid exhaust, and air vibration will be produced when slapping, which can promote rapid exhaust. -Press the grip in the back of the baby directly to control the back of the baby, and control the force. -This Sputum Cup is an item for helping baby secretion or phlegm come out easily. -Hollow arc, uniform stress, in line with ergonomics, deep vibration, easy to burp. -Drum pressure beat burp, rapid exhaust, produce drum pressure, promote exhaust.