BIRTHDAY GIFTS FOR MEN WOMEN: These socks could be the perfect birthday gift for your dad, mom, grandpa, grandma, husband, wife, brother, sister, uncle, aunt, son, daughter, brother in law, sister in law, son in law, daughter in law, male or female friend.
51ST BIRTHDAY GIFT IDEAS: These socks feature birthday gifts, hats, cakes, balloons, and other elements on the top, while the bottom features a hilarious secret message written in non-slip ink: "HAPPY BIRTHDAY TO ME, 51 YEARS OF BEING AWESOME."
SIZE & PACKAGE: Our unisex design fits most men's US size 6-13 feet and most women's US size 7 and up. Each exclusive gift box contains one pair of novelty socks.
QUALITY MATERIAL: Our birthday socks are made of 80% cotton, 15% polyamide, and 5% elastane to ensure they are soft, comfortable, stretchy, and breathable. They won't fade and are machine washable.