For swims : 

• Signature swims slots are from Sunday to Thursday, please ensure that you are available to swim at any point during this swim window. Book the whole slot (from Sunday to Thursday) that corresponds to your preferred swim slot and remember that the actual day of your swim will be decided based on the meteorological conditions only few days before the slot. The LGSA asks that you remain flexible and ensure that you are available to swim at any point during your swim window.

• Guided swims (Classic & Nyvoirienne) slots are from Monday to Saturday, please ensure that you are available to swim at any point during this swim window. Book the week (from Monday to Saturday) that corresponds to your preferred swim week and remember that the actual day of your swim will be decided based on the meteorological conditions and the priority of your reservation, only few days before the slot. Several swims may be booked during the same window, and are prioritised according to who reserved first . The LGSA asks that you remain flexible and ensure that you are available to swim at any point during your swim window.
  

For swim camps in Evian : 5 days in a row to develop your swimming skills and endurance with a coach. Select the swim camp week corresponding to your open water swimming level (see details for each camp). You cannot choose the dates.