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Socks & Underwear for Men

Built for Comfort. Designed for Long-Lasting Wear.

Men’s socks and underwear provide the foundation for any outfit, which is why its important that these wardrobe essentials be comfortable, durable and supportive. At Costco, we offer a great selection of men’s underwear crafted with breathable, moisture wicking fabrics that help keep you cool and dry throughout the day. Shop boxers, boxer briefs, and plain tees and tanks, featuring comfortable designs and ultra-soft materials that move naturally with your body, making them ideal for everyday use. Costco also sells men’s socks made of high quality materials that help retain softness and structure, wash after wash. Choose from athletic socks, no show socks, merino wool socks, and dress socks designed to offer supportive comfort during extended wear.
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