You can find information about the hostelling real experience and the benefits of being membership looking in Hostelling International web:https://reaj.com/donde-comprarlo/
Get it in Donostia-San Sebastian
Youth Information Office. Address: Agirre Miramon 4, tel. 943310268
To issue these cards, only requires the presentation of ID or passport and payment of fees.
The payment must be made by credit card or deposit account. No cash payment is accepted.