Back To The Future Socks by Odd Sox are the perfect gift for that socks lover in your life. These back to the future themed mens,womens,unisex crew socks come in multiple color Options and fit Size: 6-13 Unisex. Made of Cotton 95%, Elastic 5% for comfort and durability. A pair of these cool Back to the Future novelty Socks will certainly give any wardrobe an instant upgrade. Machine Wash Cold with Like Colors. Tumble Dry Low Inside Out