Trouser legs;trouser cuffs.
"The women in Hunan wear jackets and trousers. Sleeves, collars and trouser cuffs are colorfully trimmed. But the women in Guangxi wear jackets tied with belt, and many-hued embroidered apron, and a pleated skirt."
He made odd foot movements, as though his cats were clawing at his trouser cuffs.