adidas was inspired by the most reliable source of energy for this ultraboost, the sun. The Climacool Primeknit upper material gives you a cool running feeling. The best thing about the Ultraboost is the UV-sensitive Primeknit, which changes color in the sun.

• Upper made of adidas Climacool Primeknit
• Inner material made of textile
• adidas Boost cushioning in the midsole
• Continental rubber outsole
• UV-sensitive upper material changes color in the sun
• Recycled upper material

These shoes are made from Primeblue, a high-performance recycled material that contains Parley Ocean Plastic and a total of at least 83% recycled material.