This is a pair of major’s shoulder boards from 8. Infanterie-Regiment Großherzog Friedrich II. von Baden. The regiment was raised in 1753. It was garrisoned at Metz, where is was attached to the Bavarian II. ArmeeKorps. As a major, As a major, this man was either one of the three Bataillon Kommandeurs or he was on the regimental staff, depending on the regiment’s organization. Each shoulder board sports “Russian” style rope braid, indicative of major/oberstleutnant/oberst’s shoulder boards. The chevrons on the braid are blue, which confirms their origin in Bavaria. Each shoulder board carries a gilt regimental designation of “8.” These boards were definitely worn on a tunic. You can see how they slope to match a shoulder. The backing is red. The boards have their slip-on attachments rather than having been sewn onto a tunic.