a waistband is the upper ending part of any skirt or pants, often sewn on, can be at the waist or your hips, matters what kind you prefer to wear.
deutsch: Bund (angesetzt)
español: cintura/pretina (aplicada)
francaise: ceinture (rapportée, comme partie fixe d’un vêtement)
italiano: cintura (rimessa, cucita a livello della vita)