In order to serve you better, plz take a few time read below instructions:

1.Please make sure to leave us right size after buying , if you do  not know how to choose, you may ask me for assistance, but if the wrong was chosen by yourself without consulting me, we are sorry that we may not be able to exchange the items for you. plz understand

2. Please make sure to leave the size info. right after you bought the item, your item may be delayed if you didn't leave the size, and plz do not blame us for that reason, we can't ship out your goods without knowing the size.