Chelsea are understood to have tabled a £10.7million offer for Augsburg's Ghanaian international Baba Rahman.
According to reports on dailymail.co.uk, Augsburg have valued the 20-year-old left-back's services at £15million, but the Bundesliga club is willing to listen to offers.
Rahman has been attracting a mountain of attention following a brilliant debut season in the German Bundesliga with Augsburg last term.
He joined the Bavarian outfit from 2.Bundesliga side Greuther Furth last summer.