Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information; 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed. 3.Equipped with screws, easy to install and use. 4.Edge machine + manual double polishing, smooth and round. 5.Hang the bunk bed ladder on the fence. Can also be used to organize your household items. Specifications: Material: Iron + Plastic Color: White Size: Total Size: 3.3x7x1.9cm/1.3x2.76x0.75inch(LxWxH) Inner width: 2.5cm/0.98inch Weight: 143g Package include: 4 x Bunk Bed Ladder Hook 12 x Screws