Double Your Comfort Between the all-natural powers of wool and a snug, compression fit, the women's Burton Performance Lightweight Socks are all in for longer days, fewer breaks, and more comfy feet. Think of them as energy drinks for your feet, without the crash and burn. Features: All-Natural Merino Power A lightweight merino blend sets you up for dry, comfy, stink-free feet. Made to Move From allover elastic support to smooth seams, and a low profile cuff, they're all in for getting after it. Tech Specs: Features + Tech All Over Elastic Support Chafe-Free Link Toe Seam Drop Needle Construction for Maximum Breathability DRYRIDE Ultrawick™ Venting Toe Panels Ergonomic Articulated Left and Right MotionFit Low Profile Welted Cuff Quick-Drying and Odor-Resistant Polypropylene Reinforced Footbed Sock Lock Reinforcements Ultra Lightweight Imported Yes Fabric 42% Polyamide, 21% Acrylic, 21% Merino Wool, 11% Polypropylene, 5% Elastane + 50% Polyamide, 18% Acrlic, 18% Merino Wool, 10% Polypropylene, 4% Elastaane [Powder Blush, Slate Blue] 46% polyamide, 20% merino wool, 20% acrylic, 10% polypropylene, 4% elastane + 50% polyamide, 18% merino wool, 18% acrylic, 10% polypropylene, 4% elastane [True Black] Warranty Lifetime Warranty Sustainability Responsibly Sourced Wool (RSW) Burton Women's Performance Lightweight Sock - Dress Blue