Special Conditions: Information relating to the customer's bank card is required to benefit from this promotion. Any modification or cancellation is impossible after booking. The customer agrees to be debited on booking the total price of the stay, this sum not being refundable in the event of cancellation or modification of the dates of the stay. Cancellation period: The amount committed is not refundable, even in the event of cancellation or modification. Guarantee policy: Prepayment by credit card of the entire stay charged at the time of booking.