The pediatrician recommended method for the immediate relief of nasal congestion in infants is aspiration. This simple, effective procedure uses the gentle suction provided by first squeezing the bulb portion of the aspirator hen placing he end gently against babys nostriland releasing the pressure on the bulb. Clear any matter from the tip after each suction. Wash thorougly before and after each use in warm, soapy water; rinse weel. Origin China Material rubber, soft plastic Packaging 12pcs/box, 12boxes/carton Package Size 57.2 x 33 x 34.3 Centimeters Package Weight 8.2 null Delivery lead time about 20 days Minimum order 3600pcs