Help Payment When does my gift card expire? Your MeUndies Gift Card will never expire, but what are you waiting for? Go use it now. Related articles Is the MeUndies Gift Card an electronic card? How do I receive a $20 referral credit for referring a friend to MeUndies? What MeUndies products are eligible to be purchased with my gift card? What if I sent a gift card to my friend and they didn’t receive it? What’s my order status?