Wade through wet and rainy conditions wearing incredibly ventilated Ryka Hydro Sport 2 aerobic & fitness shoes. The open mesh upper in addition to drainage ports in the midsole and outsole allow water to escape for a better foot feel and fit as you run and train. Updates include a new convenient clamp lacing system, lighter weight, and smoother upper. Upper: Clamp lacing system offers quick fit adjustment. Synthetic overlays provide lightweight support. Open mesh delivers breathable flexibility. A loop on the outer heel makes the shoes easier to pull on and off. Midsole: Compression EVA midsole features drainage ports that allow water to escape. Removable, perforated insole enhances comfort and allows moisture to escape. Outsole: Drainage ports allow water to escape. Rubber outsole provides better traction on wet surfaces. Impact Foam provides exceptional shock absorption.