<b>Characteristics:</b><br>Material: food grade silicone<br><br><b>How to use:</b><br>1.Moisturize the lips (moisturize the area around the lips can help lips to get the best suction).<br>2.Put this product in the lip area where need to improve (not the entire lip in the device, take the edge of the mouth is aligned with the edge of the device) and begin to gently suck, to create a solid suction slowly , gently suck (control the intensity, do not be too violent ~), release the suction after 10-15 seconds.<br>3.Version it and check to see if your lips have the look you want. If not, repeat all the above steps.<br><br><b>Note:</b><br>1.It is important to condition your lips for proper use of the pump. Remember, excessive use could cause some pain and bruising. <br>2.With the practice, you become more confident and comfortable; and to achieve the naturally fuller, sexy and charming lips. <br>3. Please do not share it with your sisters or family. <br>4.We appreciate it, if you can take a few seconds to leave great feedback, if you are satisfied with our product or service, your feedback is really important to us. Hope you happy everyday!