Normal 0 7.8 ? 0 2 false false false EN-US ZH-CN X-NONE We can ship to worldwide! About size: If we named them as 8 mm, they should be more than 7mm for example 7.1mm 7.2mm .... If we named them as 9 mm, they should be more than 8mm for example 8.1mm .2mm .... If we named them as 10 mm, they should be more than 9mm for example 9.1mm 9.2mm .... If we named them as 11 mm, they should be more than 10mm for example 10.1mm 10.2mm .... and so on..... If my buyers have any questions , please don't hesitate to contact me,I will respond very soon, I am sure we will very easy to reslove any problem very very easy, thanks! Return/Refund If for any reason you are not satisfied, you may return the item to us within 14 days of receiving the item, You also can request us to send a replacement. Please note that the return must have RMA (Return Merchandise Authorization) number and be in its original condition. A full refund minus all shipping costs will be promptly issued back to you following receipt of the returned merchandise. Shipping fees and insurance (if any) are non-refundable. We do not cover the return postage unless the item is damaged or broken due to our negligence. We will not be responsible for returned packages if lost by your mailing service. We recommend you to use a carrier service that provides a delivery confirmation number or tracking number. Feedback /Dispute Your positive feedback is very important to us as we take our commitment to customer satisfaction seriously. Please contact us with any issues before leaving any less than five star positive feedback or opening any disputes on PayPal. Please do not leave Neutral or Negative to us,if you have any question, please contact me, I will respond immediately after I receive your message, I am sure we can settle any problem. I hope you can love my items and do more business with me in the future, thank you very much!