This bra, shallow collar design, racer back structure, is designed to accompany you to exercise freely. Created with Stella McCartney, including warp-knitted mesh, designed to be suitable for high-intensity training. Stella McCartney series. Since 2005, McCartney has teamed up with adidas to create sportswear that combines sports performance and creativity. It treats the ocean and is made of yarns jointly created with Parley for the Oceans: some of the yarns are Parley Ocean Plastic™ yarns, which are recycled Made of wastes around the ocean, and strive to reduce pollution into the ocean. Climacool Breeze Technology