Window Cradle Hanger is made of metal that can be used to hang your baby cradle; which can be used in any room of your house. No nails; screws required for installation. You can fix this cradle hook on any window; whether it is of bedroom or dining hall. No need to drill your concrete room roof for your baby cradle. Our product is for apartments; hospitals and homes. You could also check out our combo Window Cradle Hanger with Spring; Hanger; Cradle Cloth and Mosquito Net(Blue and Pink). NOTES: Package includes only Cradle Hanger(Black); Picture is for illustration.