Upper: GORE-TEX® membrane offers complete waterproof protection to ensure your feet stay dry with high breathability that allows internal moisture to escape for optimal comfort. Padded tongue and heel collar for added comfort. Synthetic overlay materials for extra support. Gusseted tongue keeps moisture and debris out of the shoe. Reflective accents provide 360 degree visibility.

Midsole: Full-length, removable S-257 Cushsole uses an energy efficient midsole compound as an insole board for extra cushioning and flexibility. Heel caterpillar technology creates a decoupled heel for a smoother transition. Anatomical Brooks DNA cushioning reacts to your every movement for customizable cushioning. Full-length BioMoGo offers the same great cushioning of original MoGo, now in an environmentally friendly package. DRB® Accel, a shank-like thermoplastic device, provides torsional rigidity to the midfoot. Omega Flex Grooves enhance the flexibility of the midsole and provides an effortless forefoot ride while still offering great cushioning and midsole integrity. The unique shape of the Omega Flex Groove allows it to flex dynamically without compromising cushioning. When at rest, it supports the shoe; when it's flexing, the groove opens up to allow greater flexibility.

Outsole: Forefoot Cush Pod construction sets the foot in an efficient, balanced position for maximum cushioning and flexibility. HPR Plus high durability, abrasion resistant rubber outsole compound. Blown rubber forefoot for enhanced grip and traction.

Available in width D (Medium).