Amazon.com | Hari Mari- Dunes- Men。The Hari Mari Dunes Sky Blue Waterproof Boat Safe Flip Flops Sandals in Men\'s Size 11 & 12 are perfect for outdoor activities in various occasions such as travel, activewear, parties, or casual outings. These stylish slip-on sandals feature a solid blue color with synthetic lining and upper material, making them durable and comfortable for all-day wear. The waterproof design and rubber outsole make them ideal for summer, fall, and spring seasons, while the bohemian beach theme adds a touch of personality to your look. The Hari Mari brand ensures quality and style in these trendy flip flop sandals.