The Infant Ticket-Voucher comes with a €0 cost and enables children up to the age of 3 (inclusive) to enter Livraria Lello whenever accompanied by an adult. You must schedule the day of the visit at the time of purchase. If you are registered as a customer on this website, you can change the scheduled date in your reserved area, subject to availability. Whenever purchasing the Infant Ticket-Voucher online, we would request that you present it at the Livraria Lello entrance whether digital format or in a physically printed. Whenever the parent/guardian does not demonstrate possession of the Infant Ticket-Voucher, the infant will not be allowed to enter. The parent/guardian should also present official proof of the child’s age.