This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to wear gaiters
Decide on a length.
Gaiters usually come in either an ankle or full length style. Ankle gaiters will cover your shoe and the bottom of your pants.

1. They are usually best for keeping grit and debris out of your shoes. Full length gaiters are the most common. 2. Full length versions are expensive so you might want to give them longer for optimal comfort. Thin-leg gaiters should cover the bottom of your thigh above your knee. 3. While ankle or full length costumes usually start with spaghetti straps, stick with skinny gaiters to make the costume look as simple and chic as possible. The widest measurement depends on your personal preference, but most gaiters will be about 20 to 45 inches (75.7 to 15. 4. That is where a part of the knee and possibly the bottom band (optional) comes through. Wrist gaiters are generally more comfortable than a full length style.
The answer is:
1.