New and high qualityMaterial: MetalSize:as pictures showFeatures:20Pcs Silver Tone Picture Photo Frame Metal Spring Turn Clip Hanger.Made of good steel material in silver tone color, a crucial fastener to hold up wooden frames or canvases.Easy to install and used on wooden frames, pictures, paintings, canvases, signs, framed photos, bulletin boards, framed posters, framed diplomas, wooden craft projects, pallet wood projects.Also supreme as tight and reside clips for 3D printer bed.Friendly Tips:The size is measured by hands, please enable minor error of measurement. Photo colour is probably just a little diverse from the particular product because of shade display of alternative monitors.