The Reebok JJ II Men's Training Shoes in Chalk / Coal / Gum Inspired By JJ Watt. The Reebok JJ II is engineered to meet the training needs of one of the most formidable athletes in the game: JJ Watt. Providing the versatility and stability to help you attack any training session with maximal intensity, with styling to take you to and from the gym, and cushioning to keep you comfortable. Materials: Seamless Lenoweave upper for breathability with a lightweight feel. Low-cut design for freedom of movement and quicker transitions. Designed for: Versatile training, weight lifting, and explosive agility. Support pillars in the midsole prevent foam collapse and increase cushioning. High-performance rubber outsole along the full length for the ultimate traction. LiquidFoam technology cushions and stabilizes. 7-mm heel-toe drop. Color: Chalk / Coal / Gum / White.