These funny socks are made of high quality cotton, polyester, spandex and nylon. They are one size fits most. Fits shoe size 6-12. If you are looking for some funny socks to wear for your birthday, these are it. These novelty socks will be the perfect addition to your collection. These are not just regular socks, these are crazy socks. These are made for men, but women love them too! If you are looking for some great conversation starter socks, these are them. These are great novelty gifts for dad, grandpa, brother, boyfriend, son, uncle, friend, boss or coworker. These would make a great gag gift for him or her.