These Ectogasm cosmic crew socks are super easy to use. Just slip them on and they'll instantly elevate your look. When it comes to maintenance, you can throw them in the washing machine on a cold - water cycle. But remember, it's best to hang them dry to keep their shape and color. Since they're one - size - fits - most, they're suitable for a wide range of foot sizes. And because they're unisex, everyone can enjoy these cool celestial - themed socks.