Women's Knee High Boot Socks with Buttons and Lace Trim by Birch Knit 95% Cotton/5% Spandex Imported Hand wash cold water. Lay flat to dry. TRENDY AND FASHIONABLE: A cute addition to any outfit and a perfect stocking stuffer! COMFORTABLE AND COZY: High quality, soft, stretchy knit that fits a variety of calf sizes. They provide a barrier of warmth from cold air or snow. PERFECT FIT: One size fits most. 15-17" from heel to top. Comfortably fit calves up to 17" around. BEST QUALITY: Made of 95% cotton and 5% spandex. Hand wash and lay flat to dry. 100% GUARANTEED! If you don't love them, simply return them for a full refund.