Before you put on the miles running, hiking, or walking, ease your feet into the Darn Tough Ultra-Lightweight Cushion No-Show Running Socks for Men and you'll experience a revolution of comfort. Made for athletic motion, this pair of men's socks offer a performance fit, which means they will not slip, bunch, or create blisters. Cushioned tabs behind the heels reduce friction and keep debris out. Soft underfoot cushioning soothes feet and improves rebound for improved running performance. Built-in arch support keeps feet feeling great as you tick away the miles. Made with merino wool, these Darn Tough socks boast moisture-wicking, quick-drying performance to keep feet dry and cool in the heat. These low-profile, lightweight, bulk-free socks are made of 48% nylon/48% merino wool/4% Lycra spandex. Machine wash. Imported. Manufacturer style #: 1039. 48% nylon/48% merino wool/4% Lycra spandex Performance fit is made for athletic motion Moisture-wicking, quick-drying performance Cushioned heel tabs reduce friction Underfoot cushioning Built-in arch support