Do the BURST Gift Cards have an expiry? November 23, 2021 21:56 Updated BURST Gift Cards do not have an expiry, That is what makes them such awesome gifts to give and receive! Related articles Does BURST ship internationally? How do I cancel my BURST brush head subscription? How do I dispose of my old BURST unit? How to cancel your subscription with BURST How to add a BURST Gift Card balance to your BURST Account