The products in the Groups category do not show information about the price, since it depends on the proposal you make when filling out the form. You can find this form at the end of the page of each product of the Groups category. It is necessary to fill out this form to receive a complete budget.
If you can not find the Groups product you need, select "Other" in the "Query" section of the form.
To book a product of Groups implies that it has an exclusive feature, which means that you will have an exclusive use of what you book on the date and time you specify.