Made from a lightweight Merino blend, this breathable sock is designed to wick moisture, enhancing the wearing experience of our sheepskin boots. - Merino Wool Blend -9% Merino Wool / 16% Acrylic / 20% Polyester / 55% Nylon - 9 1/2" height - Perfect to wear with your favorite UGG Sheepskin boot - Soft twill tape UGG logo on top cuff - Packaged with hanger and belly band - Fits shoe size: 5-10 UGG UGG CLASSIC BOOT SOCK II