An ideal long distance running shoe for the neutral runner, those with minimal biomechanical problems or underpronators, those who are prone to increased shock transmission through the lower limbs looking to cover distances in the range of 10k to marathons. Solyte-proprietary cushioning material that provides an exceptionally lightweight midsole with escellent bounce back and durability. Rearfoot and Forefoot Gel Cushioning System-Silicone based material placed in critical areas of the sole which dampens shock when the foot hits the ground allowing for a smooth movement through the step and reducing the risk of injury. I.G.S-Impact guidance system, design philosophy in which the individual components of the shoe work together resulting in a more comfortable step and an improved gait. P.H.F-Personal heel fit, a special memory foam heel construction that guarantees a perfect fit around the wearers heel creating a personalised fit. Space Trusstic-An advanced system that creates a pocket between the Trusstic system and the midsole, allowing for greater midsole deformation and more efficient foot function. Giving the shoe more strength and stability. AHAR+-A thinner and lighter version of the Asics high abrasion resistant rubber. It is placed on heavy contact areas of the outsole to reduce wear. Guidance Line-Vertical flex groove decouples the tooling along the line of progression for enhanced gait efficiency. The Cumulus has the guidance line full length in the sole running from heel to toe. Discrete Eyestay Lacing-Independently placed eyelets disburse lace tension, creating a customised fitting environment and enhanced upper comfort improving the fit and reducing the risk of irritation. ComforDry Sockliner-Insole placed inside the shoe which provides cushioning with anti microbial properties keeping the foot drier and healthier. Removable Sockliner-can be removed to accommodate a medical orthotic. Reflective upper for when visibility is poor. 3M Reflective-A special reflective material that enhances visibility when light is poor.