Reef Phantom II Sandals in Dark Brown. Upper Material: Synthetic. Lining Material: EVA. Sole Material: Rubber. Closure/Fastening: Slip-On. Features: Comfort, Lightweight. Shoe Width: Regular. Item Weight: 0.5 KG. Heel Height: Flat (Under 2.5cm). Sandal Style: Flip-Flops. Gift Boxed: No. Product Code: CJ0575. These flip flops are water friendly with a synthetic nubuck upper, allowing for a seamless transition from lounging to waves. They are designed with Reef’s anatomical arch support for continuous comfort and support. The outsole is made of high-density rubber for excellent traction, protection, and durability.