With "STF" you can download your membership card to your smartphone. An easy way to always have proof of membership available when needed. If there are more members in your household and you are the ones getting the mailings from STF, you can easily download all family members' cards to your phone. As a STF-member you support the work to keep the unique natural and cultural environments in Sweden available for more people to discover, also in the future. Thank you for your support as a member.