Butterfly Compression Socks by Living Royal are the perfect gift for that socks lover in your life. These butterfly themed womens knee high socks come in multiple color Options and fit One Size Fits Most. Made of 95% Nylon, 5% Spandex/ 15-20Mmhg Graduated Compression for comfort and durability. A pair of these cool Butterfly novelty Socks will certainly give any wardrobe an instant upgrade. Machine wash cold. Air dry. Do not use bleach.