袖口
Wristband \Wrist"band\, n. The band of the sleeve of a shirt, or other garment, which covers the wrist.
wristband n 1: band consisting of a part of a sleeve that covers the wrist 2: a band of cloth or leather or metal links attached to a wristwatch and wrapped around the wrist [syn: {watchband}, {watchstrap}, {watch bracelet}, {bracelet}]