Rothys Merino Chelsea Espresso Size 10.5 This iconic shape has stood the test of time as a tried-and-true wardrobe staple. Our take on this classic silhouette remains true to our sustainable roots, with an upper crafted with Rothy’s signature thread (spun from repurposed plastic water bottles) and outsoles made with recycled TPU. This fashionable boot is the perfect washable, durable and comfortable cool-weather essential.