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 them to get rusty 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 on the wall. 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.