MARVIN Emnes has completed a permanent switch from Middlesbrough to Swansea.

The 26-year-old Dutchman, who has had two successful loan spells with the Swans, put pen to paper on a three-year deal after undergoing a medical on Wednesday.

Emnes, who spent a month on loan at the Liberty Stadium during the 2010-11 season, returned in January and scored one goal in nine appearances.

He joined Boro in a £3.2million from Sparta Rotterdam during the summer of 2008 and made a total of 161 appearances for the Teessiders, scoring 31 goals