2 pieces crystal curtain tiebacks hooks are equipped with 4 screws, counterbore screw mounting hole, more hand protection than other hooks, not scratched with screws, as shown in figure 4 . Approximate dimensions inside width: 7cm, depth: 15cm, glass ball: 3cm, solid metal diameter: strong holdbacks that are enough to hold the full width of the curtain and prevent your curtain from getting dirty /frayed U-shaped design: polished chrome/silver metal, no straps needed, easily hold back or release the curtain on both sides of the window, the crystal button shines in the light and reflects various kinds of shiny colors, makes the room more elegant. Easy to apply: first put the expansion plug into the holes you drilled in the wall, then drive the screw into the expansion plug. expansion, finally screw the hook Multiple used as a tieback holder or even cro wall hooks for hanging window curtains shower curtains clothes, hats, decorations, cap or room decoration.