Midweight Woolly Warmth The women's Burton Performance Midweight Socks are packed with little details that make a big difference. We're talking warm, dry feet that stink less. Features: All-Natural Merino Power A midweight merino blend sets you up for dry, comfy, stink-free feet. Small Details Make a Big Difference Medium density cushioning, elastic support, and smooth toe seams add up to a better experience. Tech Specs: Features + Tech All Over Elastic Support Chafe-Free Link Toe Seam Drop Needle Construction for Maximum Breathability Elastic Arch Support Lightweight Cushioning in Footbed Imported Yes Fabric 40% Polyamide, 23% Acrylic, 23% Merino Wool, 10% Polypropylene, 4% Elastane [Blanket Stripe] 32% Polyamide, 31% Merino Wool, 27% Acrylic, 7% Polypropylene, 3% Elastane [Hideaway] 40% Polyamide, 24% Acrylic, 24% Merino Wool, 9% Polypropylene, 3% Elastane [Talent Scout] 38% polyamide, 26% merino wool, 24% acrylic, 9% polypropylene, 3% elastane [Sunrise] 41% polyamide, 23% merino wool, 23% acrylic, 10% polypropylene, 3% elastane [Snowy Pines] 52% polyamide, 18% merino wool, 18% acrylic, 9% polypropylene, 3% elastane [Gray Heather] Warranty Lifetime Warranty Sustainability Responsibly Sourced Wool (RSW) Burton Women's Performance Midweight Socks - Gray Heather