If you want to make a purchase with Klarna, you'll need to provide your mobile phone number and your email address. The mobile number is required in case we need to reach you. All statements will be sent to your email address. It's very important that you give us the correct details, as otherwise, you will not receive the payment information and so will be liable for delayed payment fees. You must be over 18 to create an account with Klarna and to be accepted for using their services.