Shipping + Returns


Items are usually shipped the next business day from Los Angeles.  Orders with West Coast destinations have a transit time of approximately 5-10 days - East Coast destinations can be anywhere from 7-15 days. Orders placed on weekends usually ship out on Monday. Please note that while UPS Ground is fast and usually ships the next business day, the arrival time is not guaranteed. Orders are not delivered on the weekends or federal holidays.



Regarding any returns on The Datum Line merchandise, please email:

Note: Please give a brief description for your reason on the return.

All merchandise must be returned within 15 days of receipt to the address below. Include your order # on the outside of the package.

All returned items must be unworn, unwashed merchandise with the tags attached. Items purchased through a third-party vendor do not qualify for return, you must contact that vendor’s return department in order to complete your return. Items that do not meet these criteria or are non-returnable, will be denied.

Once we have received your package, your refund will be processed within 10 business days. You will be notified via email at the email address listed on your account when your order was placed.  Please note that your banking institution may require additional days to process and post this transaction to your account once they have received the information from us (typically 5-7 business days).