BIRTHDAY GIFTS: These socks feature a cake and candle design on top, while the bottom is sewn with a hilarious hidden message: "HOLY, I'M 21!". They are best 21st birthday gifts.
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 21st birthday socks.
QUALITY MATERIAL: 21st birthday gifts for boy girl. Our funny 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.
21ST BIRTHDAY GIFT IDEAS: These make the best 21st birthday gifts for daughters, sons, brothers, sisters, grandsons, granddaughters, nephews, nieces, girlfriends, boyfriends, and male or female friends.