You can install your digital card on your phone by following these steps:

Android Users

iPhone Users

If you will use Google Wallet:

Make sure Google Wallet is installed. You can download it from here.
Open the email directly from your phone.
Tap on the "Download Membership" button
Click on "Add to Google Wallet"
A preview will appear. Click on "Save to Google Wallet"
In some cases, the app might ask you to log in so you can save it to an account. Please log in to continue (no credit card information should be required).
The card will be saved to your wallet and you will be able to access it from the app at any moment.

Once you do that, the card will get installed on your phone, and you should see it inside the Google Wallet app.
Open the Google Wallet app and show your digital card when visiting the facilities!

Please note, Firefox is not a compatible browser. In this case, you can use an alternative web browser to successfully install your card.

Before starting the installation, please confirm your iPhone device is compatible: Identify your iPhone model - Apple Support

After that, you can follow these steps to install your digital card on your iPhone:

Open the email you received on your iPhone (the email has to be accessed directly from your iPhone or it won't work).
Swipe down until you see the "Download" button.
Tap the "Download" button. This will take you to a new page.
Swipe down on that new page until you see a button that says "Add to Apple Wallet" (see picture below).

Tap on the "Add to Apple Wallet" button.
Your digital card will appear. Please tap on the button that says "Add", which is located on the upper right side of the screen.

That's it! Now your digital card is installed on your iPhone.

To find it, you just need to search & open an app called "Wallet". You can search for it on your home screen, or by using the search function:

Please note, that Firefox is not a compatible browser. In this case, you can use an alternative web browser to successfully install your card.