Simple and stylish design, no belt needed, waist clip. - Color: Black系 (Black-based) - Size: One size - Band width: 1.7 cm - Strap length: 3.4 cm Easily reduces waist size. Please use one on each side. One set (2 pieces) In our house, we use one set to tighten the waist of our children's dance pants. Thank you for viewing.