The word for towel in Spanish is tela. You might also hear the term toalla, which is the more commonly used word specifically referring to a towel used for drying off.
To use it in a sentence, you can say: “¿Puedes pasarme la toalla?” which translates to “Can you pass me the towel?”
Understanding the language can sometimes hinge on small details like this. Knowing how to say common household items not only enriches your vocabulary but also makes daily conversations easier.