3rd Reich feldflasche M31 mit Bakelit Becher

In a very good condition a Wehrmacht M31 canteen with bakelite cup Marking on the cup 5F S and canteen cap marked FC S. The metal clasp is marked Patent Ritter. The canteen it self is marked RFI 42 (Rudolf Fissler KG, from Idar-Oberstein year 1942) The leather straps are very flexible but around the canteen cap the little leather ring is broken Wehrmacht grey felt cover with 4 press studs. The cover is in an excellent state.