The Keen Men's Newport Retro Sandal x Études Studio in Black is a stylish and comfortable slip-on sandal perfect for travel, activewear, and casual occasions. With a retro theme and adjustable features, these sandals are designed for all seasons and are made of breathable polyester material. The black color and logo accents add a touch of sophistication to this unique collaboration between KEEN and Études Studio, making them a standout choice for men looking for a versatile and fashionable footwear option in size 13.