These are the most minimalist shoes Merrell makes, with a Vibram EcoStep outsole that wraps the foot to maximise support and connection, and a 100% leather upper for everyday style. The Vapor Glove 6 offers maximum lightweight performance in a minimalist trail running and training design with a casual look. The total stack height of these shoes is 6mm. Return to barefoot running with the Vapor Glove 6.