Official Adidas. Size Adult Small. The new Bayern Munich Home Shirt is for the first time an all red jersey, paying tribute to the famous nickname ‘Die Roten’ The Reds. Built with CLIMACOOL® fabric, this shirtprovides heat and moisture management through ventilation for a comfortable feel throughout the match. Engineered fabric. Club crest: embroidery “Mia san Mia” as transfer on the back. 100% Polyester..