A band which goes around the neck; often, the part at the top of a garment.

a band around the collar of a garment

a band that fits around the neck and is usually folded over

necklace that fits tightly around a woman's neck

That part of the hood which keeps the whole garment in place when worn. The neckband passes over the head and rests on the shoulders and top of the chest. Some hoods have a separate sewn-on neckband and on some hoods it is cut as part of the hood.