The IF-boat is a sailboat

Sailboat

A sailboat or sailing boat is a boat propelled partly or entirely by sails. The term covers a variety of boats, larger than small vessels such as sailboards and smaller than sailing ships, but distinctions in the size are not strictly defined and what constitutes a sailing ship, sailboat, or a...

 class.

Specifications

The IF-boat has a reputation as a strong sailor, at ease in any force of wind. Its overall length is 7.87 metres for a waterline length

Waterline length

The Waterline length is a measurement of ships and boats. The term denotes the length of the vessel at the point where it sits in the water. It excludes the total length of the boat, such as features that are out of the water...

 of 6.03 metres. It was built by Swedish yard

Shipyard

Shipyards and dockyards are places which repair and build ships. These can be yachts, military vessels, cruise liners or other cargo or passenger ships. Dockyards are sometimes more associated with maintenance and basing activities than shipyards, which are sometimes associated more with initial...

 Marieholms Bruk from 1967 to the early 1980s (1984); some 3600 boats were built.

It was designed by Tord Sundén (who had previously taken part in the design of the Nordic Folkboat

Nordic Folkboat

The Nordic Folkboat is a small sailboat, rigged as a sloop. The design of this boat was the result of a competition held by the Scandinavian Yacht Racing Union in 1942, who were hoping to create an easily sailed and low cost boat...

).