At present you can source and shop within the UK and European Union, and pay in either GBP or EUR. You can select which currency you prefer to shop in, as well as change at any time by going to ‘Account’ and then selecting the settings icon in the upper right corner. Orders will always display the currency in which it was bought in.
Please note that the seller you purchase from charges in their local currency, so it's best to note and be mindful of the daily conversion rates that apply.