Size M7/W9 - Oofos Sandals Original Unisex Recovery Thong Flip Flop The Oofos Sandals Original Unisex Recovery Thong Flip Flop in size M7/W9 are designed for maximum comfort and performance. These slip-on sandals feature a solid black color with a logo accent, making them perfect for travel, activewear, or casual occasions. With a flat heel style and cushioned outsole, they provide orthopedic support and are lightweight and waterproof. The rubber upper and insole material ensure durability, while the rubber outsole offers traction and water resistance. Ideal for outdoor activities in the summer, fall, or spring, these sandals are a limited edition must-have for anyone seeking style and function in their footwear.