- Size: 39 • Breathability and Elasticity: Fine mesh elastic upper that offers excellent breathability and water drainage. Perfect fit to the ankles to prevent them from coming off during activities. • Comfortable and Removable: Premium soft and flexible sponge insole with breathable honeycomb design for long-lasting comfort. Removable insole for easy cleaning. • Accelerated Drainage: Sole with 7/9 drainage holes and insole with honeycomb-shaped holes to quickly expel accumulated water, preventing the foot from getting stuck and slipping. • Non-slip and Durable: Improved sole with multiple loop pattern and embossed dots to enhance grip and prevent slipping. Wear-resistant and flexible rubber material for long durability. • Comfort and Protection: Quick-release buckle for a secure and quick fit. Protects feet from sharp objects and prevents burns from hot sand. • Measurements: Width: 9 cm, Height: 4 cm, Length: 23 cm, Weight: 0.001 kg