Brooks Men's Addiction 100% Mesh and synthetic Rubber sole Extended Progressive Diagonal Rollbar stabilizes the foot from heel-strike to toe off by progressively guiding the foot into a more biomechannically efficient position Rearfoot and Forefoot Hydroflow enhance midsole cushioning Full-length BioMoGo midsole Moisture-managing Element Mesh provides excellent breathability You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!