- Size: 30/31 • Material: Made with polyester and spandex, these children's water shoes are breathable and highly elastic, fitting perfectly to the feet like a sock. • Quick drying: The stretchy and breathable fabric upper allows for quick drainage and ventilation, creating a cool and healthy environment for the feet. • Versatility: Ideal for various activities such as beach walks, pool, wake-boarding, sailing, cycling, beach volleyball, and gardening. • Lightness and portability: These shoes are extremely lightweight and can be easily folded for transport and storage without deforming. • Non-slip and protective: The non-slip rubber sole provides slip resistance on wet surfaces and protects the feet from sharp or hard objects. • Measurements: Width: 4 cm, Height: 15 cm, Length: 26 cm, Weight: 0.001 kg