Bridgedale Ski Light Merino Endurance is a low bulk ski sock made with 20% Merino Wool and a blend of Nylon, Polypropylene and LYCRA. Micro cusioning on the shin and foot aids comfort on long days out in the mountains. The toe box is made using low bulk seams so there will be no areas of uncomfortable rubbing. Bridgedale Ski Light Merino Endurance Features Moisture management system Thermofit keeps the same shape after washing Flat toe seams Forward flex prevents bunching Y heel prevents slippage Zonal padding system Fibre Content Merino Wool: 20%, Nylon/Polyamide: 51%, Endurofil/Polypropylene: 20%, Lycra/Elastane: 2%, Tactel / Nylon: 7% Height:Over Calf Bridgedale Ski Lightweight Merino Performance