Knitted Trainers from JCM. Update your look with these knitted trainers from the JCM collection. These trainers have minimal seams and fit to your foot like a sock. The seamless design ensures ultimate comfort for working out. Featuring a breathable upper with a classic lace up front, a moulded and padded sock and lightweight and durable flex sole. These trainers come with a knitted design across the upper, stylish and on trend for the new season.