Mountaineering Manufacturers Aku Sort By Name Price Popularity Date Aku Hayatsuki GTX - Men's Aku $149.99 Aku Hayatsuki GTX - Women's Aku $149.99 Aku Croda DFS GTX - Men's Aku $164.99 Aku Croda DFS GTX - Women's Aku $164.99 Aku Aurai DFS GTX - Women's Aku $179.99 Aku Aurai DFS GTX - Men's Aku $180