Manchester City defender Ruben Dias and Chelsea centre half Thiago Silva have been singled out by William Gallas.
The 44-year-old turned out in the Premier League more than 200 times during his spells at Chelsea, Arsenal and Tottenham.
The Frenchman also earned 84 caps for his country between 2002 and 2010 and now the ex-centre back has picked out the best defenders in the Premier League.
Chelsea centre half Thiago Silva (left) and Manchester City defender Ruben Dias (right) have been singled out by William Gallas
'I will speak about two players.