wristband

noun

1. The cuff of a sleeve that wraps around the wrist.
2. A strip of material worn around the wrist, e.g. to absorb perspiration, especially in sports.
3. A decorative band or bracelet that encircles the wearer's wrist.
4. A band that supports a wristwatch.
5. A cord worn around the wrist, used to hold a small object such as a knife: a lanyard