Get started. Marimekko is a Finnish design house known for its flashy prints. These adidas Ultraboost shoes wake up your running style with a bold pattern on the upper. Wear them for training or as part of your daily routine. BOOST offers incredible energy return, and the Stretchweb outsole with Continental Rubber provides a soft, flexible ride.The upper of this shoe is made with a high-performance yarn that contains at least 50% Parley Ocean Plastic - reimagined plastic waste intercepted from remote islands, beaches, coastal communities and shorelines, preventing it from polluting our ocean. The other 50% of the yarn is made from recycled polyester.