WOMEN'S HYDRO KNIT SIPHON WATER SHOES - BLACK/SCUBA BLUE SIZE 7 Material Upper : Synthetic Lower : Synthetic Defaced label The Siphon water shoe is the ultimate in comfort and function. With the seamless construction and 4-way quick drying knit upper, you get both great support and a comfortable fit. The Siphon is perfect for any adventure. From paddling a lake, to walking on the beach, the Siphon is ready. Easy-on, slip-on design High-frequency seamless construction 4-way-stretch hydro-knit upper Amphibious design: the styling of an athletic shoe and the performance of a water shoe Ultra-grip rubber outsole Integrated Drainage System (IDS) disperses water for quick-drying performance and encourages airflow for cool, breathable feel