The Art Oasis Gift Certificate is a great for house warming gift, client gift, Christmas, birthday, or for any art enthusiast on your gift list! The Art Oasis Gift Certificates have these great features Expiration: Our Gift certificates do not have an expiration date. Transferable: All Gift Certificates are transferable. Flexibility: Multiple gift certificates can be redeemed on a single purchase. Any unused balance will be placed in the recipient's gift certificate account and may be applied to other purchases