Glass-fibre yacht of an Olympic class of wide usage in children's sailing competitions.
Application of high-quality composite materials in manufacture of the case has allowed to produce the rigid and reliable centerboarder which is meeting the requirements of sailing regattas of a miscellaneous level. Decorative cover long-term time protects plastic from influence of the water environment and a UV that increases a life time of a yacht.
Optimists are used for beginners. Light weight sailors continue to race them up 14 to 15 years of age. Very small children are sometimes "doubled up" but usually the boats are single-handers.