Model : Item 616J69RAONAdidas Men Pure Boost ZG Prime - Black/Black/Solid Grey | Running Shoes Model A177 Pure comfort, pure speed, pure boost. Primeknit upper stretches and adapts to your foot's movements for a comfortable fit. Full-length boost™ midsole cushioning for extreme energy return with every step. Rubber Stretchweb outsole for durable, multi-surface traction. Wt. 10.0 oz.