adidas F50 Adizero (Synthetic) TRX FG Soccer Cleats Synthetic traxion sole Hypridtouch: A newly developed supersoft upper material that is a hybrid of the benefits of leather and synthetic in one material. All linings inside the shoe are treated with AgION technology, which works against the growth of bacterial odors. A pre-molded sockliner offers maximum comfort and extra cushioning. Compatible with miCoach