This CRAFTMEMORE Metal Rectangle Buckle Ring is perfect for making bags, belts, and loops. It fits 1-1/4" and 1-1/2" straps and is made of heavy duty metal for durability. The inside strap wide opening is 1-1/2" and the thickness is approximately 3 mm (1/8 inch). The package includes 20 pieces of silver rings. Matching sliders and D rings are also available. Get this CRAFTMEMORE Metal Rectangle Buckle Ring for your purse making needs and enjoy its quality and convenience.