adidas F50 League FG/MG Mid JI0886 football boots Properties: The semi-amateur adidas F50 football boots from the Radiant Blaze Pack collection are designed for players who prefer playing on natural and artificial turf. The Fiberskin upper locks down your foot with an extended collar and showcases a Sprintgrid pattern in the forefoot. Lace-up model. Textile lining. The Sprintplate 360 outsole is designed for acceleration on a variety of surfaces. This product is made from at least 20% recycled materials. Reusing secondary materials helps reduce the amount of plastic waste generated and become less dependent on dwindling raw material resources. In this way, the carbon footprint of the products is also reduced.