The handsome Brooks Ravenna mens running shoe is adaptable to meet runners changing requirements. Some outings call for more support than others and Brooks Ravenna comes up with just the right amount, when and where it's required. With BioMoGo biodegradable cushioning coupled with a mild support post, Brooks Ravenna uppers react to tired swollen feet to provide optimal comfort and support at all times. Hydroflow reduces impact and take off shock, dynamically dispersing fluid around the heel and cushions, stabilises and rebounds at every stride. Just great!