Dear Customer, thank you for contacting Firmoo. Each frame has a fixed size and it does not change when inserting your prescription. Therefore, you could rely on the measurement listed on the frame page. We understand that choosing a perfect frame size online can be tough sometimes so we suggest that you could please check this link https://www.firmoo.com/help-p-1.shtml for reference. For any further questions or immediate assistance, you may also call our call center thru toll-free hotline at 1-855-487-6006 opens every day from 7 a.m.- 4 p.m. PDT. You can also contact us through our Live Chat Support Team: Start a live chat (Everyday, 3 a.m.- 12-midnight PDT.) or email us at service@firmoo.com. Please stay safe and healthy!

Dear customer, this frame has a larger total width than your old frame so it can be fit on you. We know that choosing a perfect frame size online can be tough sometimes so we suggest that you could please check first this link https://www.firmoo.com/help-p-1.shtml for reference. Thank you.

Dear Nicole, it's suggested to measure and fill in your PD correctly. Wrong PD will result in headache, blurriness, etc. You can ask your doctor about it or download the ruler to measure it yourself. Pls click the link for PD ruler: https://www.firmoo.com/help-p-114.shtml

Dear Nicole, it's suggested to measure and fill in your PD correctly. Wrong PD will result in headache, blurriness, etc. You can ask your doctor about it or download the ruler to measure it yourself. Pls click the link for PD ruler: https://www.firmoo.com/help-p-114.shtml 
 

Hello dear customer, to place an order, you need to choose the frame and lenses.  Here is the details of instruction:  https://www.firmoo.com/help-p-42.shtml. Please check it.