The adidas EQT Support Mid mastermind Mystery Ink is part of adidas’ collaboration with streetwear fashion label mastermind JAPAN. It features a white midsole built with full-length adidas Boost technology, providing responsive springiness and cushioning. The renowned "Three Stripes" branding is engraved on the midsole, while a black rubber outsole ensures traction. The upper is crafted from dark blue breathable Primeknit polyester and premium suede, accented with leather panels. Mastermind JAPAN’s signature white skull decorates the side and lace tag, complemented by strategically placed straps that mimic the iconic branding. Experts appreciate its unique style and premium technology; designed like a running shoe, its streetwear aesthetic makes it suitable for everyday wear. Released on September 29, 2017, these shoes retailed for $220. It showcases a distinctive purple colorway, featuring a stretch textile and mesh upper with striped detailing, complemented by a white Boost midsole sandwiched between the Mystery Ink upper and outsole.