Hail DexShell’s thinnest waterproof sock! Featuring biodegradable modal and bamboo rayon yarns, the DexShell Ultra-Thin socks give excellent comfort with a supple feel and provide breathability in the warmer climates. Protect yourself from that summer rain! The Ultra Thins have a lower calf length and are great for lightweight hiking, running and everyday use. The flexible materials and streamlined construction make these perfect for use with shoes or trainers and at times when warmth and protection aren't a priority.