Tank by adidas, Witness the fitness, Crew neck, Small adidas logo, Racer back, Cropped length, Regular fit. Iconic sportswear label adidas was founded in Germany by Adolf 'Adi' Dassler back in 1949. The brand creates sportswear built for functionality, with a conscious, design-led ethos. Creating everything from street-smart styles to retro-inspired pieces, adidas prides itself on its history of innovation and cutting-edge design.