The ESNcard is the membership card of the Erasmus Student Network (ESN). It is a proof of membership in an ESN section and so indirectly of the ESN network. The ESNcard is also used as a discount card in many cities and countries around Europe. Its main objective is to support and give opportunities to international students during and after their exchange period. The ESNcard is used annually by over 140.000 students in 40 countries, and the numbers are growing every year.