The baby's bottles of wide mouth of Suavinex have been designed to facilitate to the parents the preparation and the cleaning of the taking. Tetina Composition: Látex of natural rubber. TETINA OF 3 POSITIONS. Way of use Places right under the nose of your baby the signal, according to you more or less wish exit of liquid or according to the type of food. LITTLE: Special for the first days, the takings of glucose, water, etc. MEANS: Ideal for very liquid milk, juices and papillas. MUCH: This position is adapted for papillas and other consistent and paraniños foods very comilones. Advice of use Before each use, to carefully wash to all the parts of the baby's bottle with water and soap and esterilizalo: In cold, by means of its immersion in esterilizante solution of baby's bottles in agreement with its instructions of use. We recommended the System of Sterilization in Suavinex cold. To expel the water that can be retained within the tetina to guarantee the hygiene. In boiling water, during at least 5 minutes. This method must be used before the first use. To let cool and expel the water that can be retained within the tetina to guarantee the hygiene. In microwaves, by means of intense water steam. We recommended the use of Sterilizer for microwaves of Suavinex. This single method is recommendable for polycarbonate baby's bottles. Inadequate methods of cleaning that can damage the baby's bottle: aggressive solutions like detergents, dissolvents and similars. By the security of your son, WARNINGS! This product must be always used under the supervision of an adult. The suction prolonged and continuous of flowed can cause decay in the teeth of its son. To inspect the tetina carefully before each use and to throw of her in all the directions. To reject it to the first sign of deterioration or fragility. We advised the simultaneous use of several tetinas since the pure rubber, although is a natural and very resistant material, is hygroscopic, that is to say, it absorbs water and it retains scents, therefore it shows to alterations with the use and sterilizations. Not to let the tetina in direct bonding with the light pave or other heat sources: like either leaving it more of the time recommended submerged in esterilizante solution. All this can damage the tetina. It never uses the tetina like chupete. Made in látex of natural rubber, that can produce allergic reactions. To always verify the temperature of the food before the sample.