Published by at 01/08/2026 Adidas Ultraboost 20 ISS National Lab Space Race running shoes feature a sleek Primeknit upper with a striking iridescent blue and purple Boost midsole. Collaborative design with the ISS National Lab includes unique tongue branding and a responsive Continental rubber outsole for superior traction. Note some scuffing and paint wear on the rear midsole areas as shown in photos.