Wingsails typically are a fixed surface area. Conventional sails can be furled easily; some flexible wingsails can be dropped, when not in use; rigid wingsails must be removed when exposure to wind is undesirable.
Wingsails generally have a fixed surface area. Conventional sails can be easily stowed away; some flexible wingsails may require lowering or retracting when they are not being utilized, whereas rigid wingsails must be removed from the system when unfavorable weather conditions arise.