100 YEARS BIRTHDAY GIFTS: Featuring festive patterns like birthday cakes, gift boxes, and balloons, these socks add a playful touch. The witty quote on the bottom reads, "I'M NOT 100, I'M 18 WITH 82 YEARS EXPERIENCE." BIRTHDAY GIFTS FOR WOMEN: Celebrate the milestone of turning 100 with our specially designed socks. These socks are versatile, making them an ideal choice for various occasions, including birthday celebrations. 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: Step into a world of superior comfort with our socks. Composed of 80% cotton for softness, 15% polyamide for durability, and 5% spandex for the perfect stretch. Celebrate a century of life in style with our HAPPYPOP 100th Birthday Socks! These unisex crew socks feature a festive 'Letter Print' pattern in classic black, perfect for any adult's special day. Made from a soft and durable cotton blend, they offer superior comfort and stretchability, fitting most men's US size 6-13 feet and women's size 7 and up. Each pair comes with a witty greeting card, making them an ideal retirement or birthday gift. Machine washable for easy care.