NIKE Flyknit Trainer - AH8396 001 Synthetic The Nike Flyknit Trainer "Pale Grey" is a worthy retro of the iconic runner. Released in fall 2017, the sneakers have a grey woven construction, with a light sand color mixed in. Black is integrated throughout the upper as well, most noticeably on the bold Swoosh. A white midsole completes the design. Flyknit Trainer Style Number: AH8396 001 Materials: Fabric