RunLite cushioning features a High Abrasion Injection EVA, designed to provide a responsive yet flexible ride as well as optimal ground feel.Torsion Efficiency Unit is a carbon fiber unit that creates a responsive ride optimal for maximal running efficiency.TGS 62/75° design provides the heel through the ball of the foot with extra stability and ends with a 75° line which promotes greater flexibility. The Salming Race 5 is a performance uptempo running shoe and road racing flat designed for distances from 5K up to the marathon.