The More Energy Series with truTECH helps keep you going all day long. Together, truTECH and truTECH+ are a lightweight comfort system designed to provide shock absorption at the heel and rebound at the forefoot. From the first step, you'll know it's in there. The XTR composite toe cap provides impact protection and additional room in the toe box (meets or exceeds ASTM F2413 safety standards). The More Energy Series is made to keep you going.