Email: service@grinoo.com

We will respond within 24 hrs (48 hrs on weekends). Please check the spam folder if you do not hear from us within 48 hrs.

Address:

Tel: 888-277-8308

Before you email us

• If you have already registered and purchased, please kindly contact us with your registered email box. Be sure to reference your order number, especially if you have ordered from us more than once.
• If you have questions about reading and filling your prescription form online, please attach a copy of your original prescription. Just use a photo or scanned script.

Note: Please always contact us first before return.