adidas Originals Skateboarding Track Pants. Evolving 3-Stripes heritage for skateboarding remains a constant source of inspiration and creativity. The adidas Skateboarding SST Track Pants mix throwback track style, subtle branding and modern materials with a classic fit and cut. Finished with bold branding and updated with recycled materials, these SST Track Pants offer style and performance with all genders in mind. Regular fit. Elastic waist. One back pocket. Embroidered details. Mid rise. Front pockets. 70% Recycled Polyester 30% Cotton. Machine wash. Imported.