Inov-8 Men's X-Claw 275 Chill Trail Runner 100% Textile and Synthetic Imported Synthetic sole X-CLAW outsole features DUAL-C compound (a mix of medium and hard sticky rubbers) for improved durability and stability. Refined claw cleat configuration ensures quick release of mud and debris. Perfect for hot days: The lighter, more breathable upper materials deliver increased comfort for hot feet. X-STATIC footbed ensures further breathability and aids overall climate control. Increased comfort on long runs: POWERFLOW delivers 10% better shock absorption and 15% better energy return than standard midsoles. Enjoy more protection: Super-durable rand, toe bumper and internal gusset offer protection on descents and from debut. Water repelled by durable water resistant coating. Does it all: Equally adaptable to training or faster running. Cutaways on the outsole increase flexibility and reduce weight. Dynamic Fascia Band delivers kick of energy with every stride.