Lens has just one goal since leaving Sunderland, Dutch star struggling in Istanbul
Besiktas star Jeremain Lens joined the club from Sunderland amid high expectations this summer.
Lens hit the ground running on loan at Fenerbahce last season scoring five goals and providing 17 assists.
The transfer to Besiktas was one of the most controversial moves made this summer.
One of the Yellow Canaries best players joined reigning champions Besiktas.
On paper it made great sense but Lens has struggled to settle in at the Black Eagles.
The 29-year-old has just one goal in all competitions this season.
Lens has made five league starts this season but has failed to establish himself in the team.
Head coach Senol Gunes is currently using him as a rotation player but has yet to use him in the Champions League.
See More: Turkish League Previews & Predictions 12: The new Istanbul derby, Galatasaray take on pretenders to the throne Basaksehir
The experienced winger got a rare start against Akhisar yesterday but missed a golden goal scoring opportunity in the goalless draw.
Besiktas paid Sunderland a €1.5 million loan fee to sigh Lens last summer.
The deal included the option to sign Lens for €4 million at the end of the season on a three-year deal.
The latest reports from Besiktas suggest that they are having second thoughts about signing Lens on a long term deal.
Besiktas are third in the Super Lig just four points behind league leaders Galatasaray.
The Istanbul giants will also book a place in the Champions League Last 16 as leaders with a point against Porto on Tuesday.