The UGG Otto Crew Socks Gift Set is perfect for pairing with everything from sneakers to dress shoes, and makes for a great gift. Crew socks crafted in an acrylic blend with a bit of cashmere blended in. Set includes solid and patterned designs. Three-pair pack. 38 percent polyester, 32 percent acrylic, 15 percent nylon, 8 percent rayon, 6 percent cashmere, 1 percent elastane. Machine wash cold, dry flat. Imported.