BROOKS Men's Beast 16 Extra-Wide running shoes feature a synthetic and moisture-management element mesh upper and sock-liner that provides breathability and comfort while helping to keep feet dry. Ultimate sock-liner adds cushioning for a plush in-shoe feel. Conformable saddle wraps the mid-foot for a secure fit. Super DNA midsole dynamically adapts to every stride with the ultimate in soft feel underfoot and for custom cushioning and stability. Extended progressive diagonal roll bar uses added control to guide the body back into its natural motion pattern. Full-length segmented crash pad accommodates any foot landing and delivers smooth heel-to-toe transition with every step. Abrasion-resistant HPR Plus rubber outsole offers extended durability. Omega Flex Grooves allow for more natural forefoot movement and fluidity.