Brooks Ariel 2014 running shoes feature three key improvements to the fit and performance. With the addition of a more glove-like fit in the upper, a super-plush bootie construction and a seamless upper, they provide enhanced luxury and comfort. The wide base and linear platform allow for a greater level of support than traditional platforms. Enjoy the great runability" these fan-favorites offer. Ideal for runners with severe pronation. Upper: Conformable saddle stretches and gives to allow it to conform to the unique shape of the foot and provide a glove-like fit. Padded tongue and heel collar enhance comfort. Lace-up front offers an adjustable fit. Moisture-Management Element Mesh in the upper and sockliner help keep feet cool and comfortable. Midsole: Brooks DNA is a groundbreaking cushioning material that provides a customized ride for runners of all sizes and speeds by responding to every step, dispersing impact and providing ideal comfort and protection as the pace changes. MoGo midsole provides long-lasting cushioning. Progressive Diagonal Rollbar allows for progressive pronation control and to create smoother transitions from the midstance phase into the propulsion phase. Full-length Segmented Crash Pad creates smooth heel-to-toe transition with every step. Removable insole. Outsole: Omega Flex Grooves in critical areas in the rear and forefoot increase flexibility and provides enhanced stability. Flextra-elements are strategically incorporated into the outsole I the forefoot area depending on gender and weight to provide the necessary forefoot stability.