Slippery, unstable or rugged ground underfoot is of little significance as these shoes allow you to continue to perform at an exceptionally high standard throughout. The addition of GORE-TEX means that you won't have to hop over those puddles as you'll be protected from the elements. The Trusstic System reduces the weight of the sole unit while retaining the structural integrity of the sole. Forefoot GEL provides cushioning in all directions absorbs impact forces and helps to stabilise the foot during heel contact. AHAR + stands for Asics High Abrasion Rubber which has been placed in critical areas of the outsole for exceptional durability. 3M Reflective is a special reflective material that enhances visibility when light is poor.