TooTa Women & Mens Wade Breathable Quick Drying Aqua Outdoor Water Shoes fabric Size instruction: Please follow our size chart details in below description Material: imported sandwich mesh fabric,the bottom is soft TPR (shock proof) This product is wearing comfortable,breathable,Ventilated. Water Grip and cushion outsole provides exceptional traction in wet and slippery conditions,offer you good performace on your water aerobic activities. Open mesh on the upper and hole on the sole provides for superior breathability and quick drying