The Parley x adidas UltraBoost 21 ‘Orbit Grey Chalky Brown’ is a running shoe that combines eco-conscious materials with exceptional comfort. Designed with sustainability in mind, this shoe features a tan Primeknit upper that is constructed using a blend of 50% recycled polyester and 50% Parley Ocean Plastic. The Parley Ocean Plastic is sourced from upcycled plastic waste collected from beaches and coastal communities, making this shoe an environmentally friendly choice. In terms of performance, the UltraBoost 21 is equipped with a full-length Boost midsole that offers responsive cushioning for a smooth and energized ride. The shoe also incorporates adidas' updated Torsion system, known as Linear Energy Push, which provides stability and support during runs. To ensure traction and durability, the UltraBoost 21 has a Continental Rubber outsole. With its combination of sustainability, comfort, and performance, the Parley x adidas UltraBoost 21 ‘Orbit Grey Chalky Brown’ is a top choice for runners who prioritize both style and sustainability.