KEEN Men。The Keen Men’s Black Closed Toe Waterproof Hiking Outdoor Sandals in size 8.5 are designed for outdoor activities in various seasons including summer, fall, and spring. With a slip-on closure and solid black color, these sandals are perfect for travel, activewear, and casual occasions. Made with synthetic upper material and rubber insole, they provide comfort and durability for all-day wear. The waterproof feature makes them ideal for hiking and other outdoor pursuits, while the standard shoe width ensures a comfortable fit for most wearers.