Clawgear Merino Crew Socks GreenClawgear Crew Sock Developed in conjunction with European special forces, the socksfrom our Merino series meet the highest performance standards for professional users. The socks are a blend of 49% Merino wool, 48% Polyamide and 3% Elastane. The hard wearing and shock absorbing terry sole provides all day comfort while the mesh construction provides a pleasant foot climate.