Adidas Originals Fallen Future Track Pants In Mystery Brown, An elasticated waistband with a mystery brown woven drawstring fastening and a slim tapered leg with front seam detail. Two zip fastening pockets on the hips with the signature Adidas Trefoil logo embroidered on the left thigh in light grey. 52% Cotton And 48% Polyester. Brand New Fashionable Adidas Track Pants, Shorts And Joggers Live Online UK.