Inside Width: 20mm / 0.79"; Inside Tall: 17mm / 0.67"; Thickness: 2.5mm / 0.1"Made of iron materials, work fine. Electroplated treatment, easy to install and remove.Triangle buckle is both component and ornament for shoes, handbags, straps. Work great for many functions.Can be used as an adjuster or decoration, also as a part of a lock.Suitable for making belts, bags and clothes, purses, leather, craft, and so on.Features:1.Made of iron materials, work fine. Electroplated treatment, easy to install and remove.2.Triangle buckle is both component and ornament for shoes, handbags, straps. Work great for many functions.3.Can be used as an adjuster or decoration, also as a part of a lock.4.Suitable for making belts, bags and clothes, purses, leather, craft, and so on.Specifications:Inside Width: 20mm / 0.79"Inside Tall: 17mm / 0.67"Thickness: 2.5mm / 0.1"Material: IronColor: Silver ToneFinish: ElectroplatedPackage Included: 30 x Triangle Ring Buckle