Norrona Trollveggen Heavy Weight Merino Socks Denimite 37-39. Made of first class merino wool that will keep you warm when it is cold yet cool when it is warm. The sock has a mid high design for use in mountain boots and is made by traceable mulesing free Edelweiss wool from Safil Italy. Thick durable and have a soft comfort feel. Specifications for Norrona Trollveggen Heavy Weight Merino Socks: Manufacturer: Norrona Gender: Unisex Features of Norrona Trollveggen Heavy Weight Merino Socks: Merino Wool Blend The fabric is a blend of Merino Wool (for warmth) Nylon (for strength) Multifilament Nylon and Elastane (for stretch). The Merino Wool is fully traceable. Traceable Merino Wool This wool can be traced back to the farm it comes from and by that secure that the sheep are being treated well. Package Contents: Norrona Trollveggen Heavy Weight Merino Socks Norrona 1611-17-7718-43-45: Trollveggen Heavy Weight Merino Socks Caviar 43-45 Norrona 1611-17 6609 43-45: Trollveggen Heavy Weight Merino Socks Hawaiian Surf/Indigo Night 43-45 Norrona 1611-17 6609 37-39: Trollveggen Heavy Weight Merino Socks Hawaiian Surf/Indigo Night 37-39 Norrona 1611-17 6609 40-42: Trollveggen Heavy Weight Merino Socks Hawaiian Surf/Indigo Night 40-42 Norrona 1611-17-7718-40-42: Trollveggen Heavy Weight Merino Socks Caviar 40-42 Norrona 1611-17-2345-43-45: Trollveggen Heavy Weight Merino Socks Denimite 43-45 Norrona 1611-17-2345-37-39: Trollveggen Heavy Weight Merino Socks Denimite 37-39 Norrona 1611-17-2345-40-42: Trollveggen Heavy Weight Merino Socks Denimite 40-42 Norrona 1611-17-7718-37-39: Trollveggen Heavy Weight Merino Socks Caviar 37-39 Norrona 1611-17-2345-37-39: Trollveggen Heavy Weight Merino Socks Denimite 37-39