The breathable comfort and reliable support of the Brooks Ravenna 11 running shoe gives you the stability you need to run at your best every day. Predecessor: Ravenna 10. Support Type: Overpronation/Stability. Cushioning: Lightweight, flexible response. Surface: Road. Differential: 10 mm. Lightweight one-piece, single-layer mesh and synthetic upper with an inner bootie for superior breathability. Lace-up closure. Plush tongue and collar. Wraparound heel collar and padded interior for optimal comfort. Soft Element fabric lining offers a great in-shoe feel. Removable textile footbed with energy-returning technology that provides excellent cushioning and shock absorption. GuideRails Holistic Support System on sides of shoe keep the foot stable while youre on the run. BioMoGo DNA midsole supplies long-lasting cushioning, and features an environmentally-friendly build that breaks down 50 times quicker at the landfill, compared to similar midsole materials. Midfoot Transition Zone is designed to go from heel to toe quickly for a smooth transitions. DRB Accel thermoplastic shank adds torsional rigidity in the mid-foot for extra support without compromising heel and forefoot independence. Blown rubber in the forefoot for an extra-springy toe-off. Durable rubber outsole with superior flex grooves for excellent flexibility and traction. Imported. Measurements: Weight: 1 lb 5.8 oz Product measurements were taken using size 10, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.