adidas The ZX line has always been fueled by innovations in technology. First it helped runners push for the finish line. Today these adidas shoes make feet feel good on daily adventures. A colorful upper meets with EVA cushioning and BOOST drop ins — the ultimate combo of comfort and style. Made in part with recycled content generated from production waste, e.g. cutting scraps, and post-consumer household waste to avoid the larger environmental impact of producing virgin content.