Adidas Climacool Boat Pure. Upper: climacool open mesh for enhanced breathability. Upper: EVA tongue top for enhanced fit and comfort. Upper: EVA heel piece for enhanced comfort and fit. Midsole/ Outsole: climacool tooling construction for enhanced breathability and comfort. Midsole: adidas Drainage System (a.D.S.) for maximum water drainage. NON MARKING RUBBER OUTSOLE for durability and comfort. TEXTILE/SYNTHETICS.