REEBOK (NWT) Speed 21 TR Training Shoes Unisex Size: W8/M6.5 Black / Black / Cold Grey SPEED 21 TR TRAINING SHOES LIGHTWEIGHT TRAINING SHOES FOR RUNNING AND LIFTING Move from strength work to cardio without missing a beat, or changing your shoes. These Reebok training shoes are made for versatility in the gym. A breathable mesh upper rides on a Floatride Energy Foam midsole for optimal comfort. A medial wedge provides stability for lifts, and a speed chassis offers midfoot support.