<br>Noted ; <br>1.All of the product made of the glass , if you received broken or defect products , please contact us , we will give you a nice answer . <br>2. The date of the bong is mature by hand , it could have error about 1-2 cm ,please understanding . <br>3.This kind of products are handmade crafts, there may be a little bubble in the production process, this is normal, hoping you can understanding . thank