100 PCS Picture Frame Turn Button Fasteners: 0.79 inch/2 cm in length, 0.35 inch/0.9 cm in width. Small and simple design basically not affect original appearance. High Quality: This picture frame hardware clips is made of superior iron which is long lasting. It is very difficult for to or with paint plated on the surface. Wide Applicability: The picture frame backing clips can be used for fastening many things such as hanging some pictures, photos, drawing and posters . Color: black Material: iron Package Contents: 100pcs x Picture Frame Turn Button Fasteners Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.