A price tag or label attached to a product showing its price.
値札を見てからそのセーターを買うかどうか決めた。
I decided whether to buy that sweater after looking at the price tag.
古い家具に値札が付いていないことが多い。
Old furniture often doesn't have price tags attached.
店員が値札を付け替えて値下げした。
The clerk changed the price tags and marked the items down.