Note that youngsters of 17 years old or under are admitted free of charge beyond the maximum capacity of the accommodation unit, subject to the following conditions. Any adult in excess of occupancy may be denied access or be charged an additional fee.
You must bring all necessary equipment for the comfort of children accompanying you free of charge, including mattresses, bedding, lifejackets (if necessary), etc.
What to pack in your bags
Unless otherwise specified, bedding is not provided. You'll have to bring sheets or a sleeping bag, fitted sheet, pillowcases, towels, and dish towels. You can consult this memory aid that will be useful when you assemble your baggage.