Multicoloured sock-like fit trainer with orange, yellow and black colour block detailing and cushioned stability from adidas by Stella McCartney. Calling all retro lovers, feast your eyes on these beauties from Adidas by Stella McCartney. A high-performance trainer that is effortlessly stylish, the Stella McCartney designed Ultraboost 20 will look as good in the gym as they would as part of your everyday wardrobe. Designed with a unique boost technology for ultra cushioning and with an upper made of Primeblue, a high-performance recycled material containing at least 50% Parley Ocean Plastic, this shoe looks good, feels good and does good. What's more, the entire Primeknit 360 seamless upper is engineered to fit, expand and support as you move. The Boost soles offer superior cushioned stability and energy - the more energy you give, the more you get! Perfect for running, the gym or teamed with your favourite jeans for the ultimate retro look. Designed in collaboration with Stella McCartney