gaiter
/ˈɡeɪtər/
noun
- A covering of cloth or leather for the lower leg, worn over the shoe and often buttoned or zipped up the side.
- She bought a pair of waterproof gaiters for her trek in the rain.
- The soldier's leather gaiters protected his legs from brush and thorns.
- Hikers wear gaiters to keep mud and snow out of their boots.