British designer Stella McCartney stays true to her high-eco ethos within her capsule collection for Adidas, offering up design-led performance-wear with a reduced carbon footprint. This black Adidas by Stella McCartney Training Climachill Tee features a crew neck with welt finishing, short sleeves, a relaxed fit, side slits, a snap button closure, a snakeskin-print chest panel, an adidas by Stella McCartney logo at the back and a snap button closure at the back.