The Olympic rings are the exclusive property of the International Olympic Committee (IOC). They are a mark protected around the world and cannot be used without the IOC's prior written consent.
You can send a detailed request to firstname.lastname@example.org which must include the below information:
Who is making the request? Name, full address, telephone and/or fax number, e-mail address. Organisation, company, museum or individual.
Which content is concerned? (texts, images or films)
How will the content be used? Private use (no broadcasting), school work, group activities, exhibition, production/broadcasting