Ultraboost 22 "Solar Yellow" sneakers Adidas takes a conscious yet functional approach to their latest pair of Ultraboost 22 running sneakers. Featuring a signature Boost midsole, these shoes are made with a high-performance yarn containing at least 50% of Parley Ocean Plastic. Imported Composition Outer: Recycled Polyester 50%, Parley Ocean Plastic® 50% Sole: Rubber 100% Lining: Fabric 100%