From 1 January, you will be able to travel on Bizkaibus and Bilbobus with the Barik card multimodal season passes

On Bizkaibus, in addition to the Creditrans and Gizatrans wallet tickets and the Gazte 70 and Gazte Oro multimodal season passes, you will now also be able to travel with the Bidai 50, Bidai 70 and Bidai Oro tickets.
On Bilbobus, in addition to the Creditrans and Gizatrans wallet tickets, you can now travel with the Bidai 50, Bidai 70, Bidai Oro, Gazte 70 and Gazte Oro tickets.
Also from 1 January, the Gazte Bilbao ticket will no longer be sold.