Description:1.Made of iron materials, work fine. Work great for many function D-rings. 2.D ring buckle is both component and ornament for shoes, handbags, luggage straps. 3.D-rings are suitable for making belts, clothes, luggage belts and backpacks. 4.May be used at the end of a leather or fabric strap, or may be secured to a surface with a metal or fabric strap. Specifications:Inside Width: 16mm / 0.63"Inside Tall: 15mm / 0.6"Thickness: 4.3mm / 0.17"Material: Metal Color: Silver ToneFinish: ElectroplatedPackage Included: 25 x D-rings