adidas by Stella McCartney has collaborated with Parley for the Oceans to release an innovative and eco-friendly model of the UltraBOOST X.

Performance yarn made from marine plastic waste is fashioned into the all-white Primeknit upper. The elegant sock design is complemented by a clean white BOOST sole.

“I strongly believe in making clothing that is ethically created and built to last, and this is an ideology I channel into every single piece I design,” said McCartney. “For me, preserving and respecting the planet is fundamental to what I do and I always try to make an effort to consider that in my designs.”

The adidas by Stella McCartney Parley UltraBOOST X is now available from select adidas stockists and at