Ç.G. (22) and E.E. (22), a young couple from Akdeniz University, were detained on Saturday after Antalya police were informed that they were wearing hero T-shirts, CNN Türk reported.

The police apprehended the two by tracking them on the city’s surveillance camera system. The students said they did not know wearing the T-shirt was prohibited.

In a related development, Çanakkale police detained B.K. (17) after receiving a tip that he was wearing a hero T-shirt. Police seized the T-shirt after giving him another one to wear.

Two factory workers in Sakarya province were detained while a hotel worker in Antalya was arrested by a court on charges of spreading the propaganda of a terrorist organization after co-workers reported them to the police for wearing T-shirts emblazoned with the word “hero” on Friday.

Several people in Turkey have recently been detained for wearing hero T-shirts, which became an issue when Gökhan Güçlü, one of the suspects on trial for an assassination attempt against President Recep Tayyip Erdoğan on the night of a coup attempt last year, was thrown out of the courtroom last Thursday for wearing a similar T-shirt.

On July 17, Emirhan B., who was detained when he was attending a coup trial at Ankara’s Sincan Courthouse on Monday, was subsequently arrested by a court. Emirhan B. said he was not aware of the meaning of the word “hero” on the T-shirt that he bought from a shop.

On July 19, Turkish police detained four people wearing a similar T-shirts in Eskişehir, Aydın and Elazığ provinces, one day after two university students were taken into custody in Erzurum for wearing hero T-shirts.

Two university students were detained on July 18 for wearing hero T-shirts in Erzurum province’s Yakutiye district. In their testimonies, the students reportedly said they bought the

T-shirts from a store in the city and that they had not heard anything about Güçlü.

According to the private İhlas news agency, the textile firm that manufactures the hero T-shirts stopped production after discussions with the police. The T-shirts were withdrawn from sale in stores and online, İhlas said.