The Glow Costco promotion ended on December 18th 2019.

As stated on your voucher’s terms and conditions the original valid dates for this promotion were: December 5, 6, 9, 10, 11, 12, 13, 16, 18 

If you have an unused voucher code, please email abbotsfordsupport@glowgardens.com

Any Refund requests for unused Costco vouchers must be directed to the original point of purchase with the codes fully unrevealed.