Guc "Papalina", registration number ML 4103 from Mali Lošinj, is 4.63 m long, 1.73 m wide, with a draught of 0.40 m. This boat was built in 1953 in Mali Lošinj in the shipyard in Mali Lošinj. Today she is owned by Steno Vidulić from Mali Lošinj. The boat guc has pointed hull lines at the bow and stern, and the stem and stern posts are almost perpendicular to the waterline. She is transversely fixed with thwarts. This boat has one mast and is sailed by the main dipping lug sail and a jib. Guc boats were most often used for fishing, transporting fish, various other cargoes and people, and later for sport sailing. Today's purpose of this guc is to participate in festivals and regattas of traditional sailing boats and is used to promote the shipbuilding heritage of the island of Lošinj.