1.The knobs has a texture to the contact ,Made of zinc alloy,The knobs touches completely happy and has a perfect texture2.Only one gap within the middle, just drill a hole(about 4mm) on cupboard and pass through the screw from the back of board and thread tight to the knob.3.The ornamental backplates can seperate from the rose ceramic knobs, so you can use the rose drawer pulls on my own or use the backplate with different knobs.4. 0.98inch to fulfill the thickness of maximum furniture.Easy to install: Cabinet knobs have Three sorts of size of screws, compatible for a thickness of from 0.71 to 0.98 inches wood boards.5.Whether used to switch previous handles or to fit on a brand new cabinet, it makes the furnishings cupboard ,perfect for doors for any aim similar to drawer door, dresser door, cabinet door, cabinet door, additionally for cupboard dresser drawers cabinet dresser bookcase.Great helper to pull out drawer,cabinets and other furniture.Colour:Ivory whiteMaterial:ceramicsPackage Contents:4 x Rose Knob With Plate4 x ScrewOnly the above package content, other merchandise will not be included.Note: Light reflection and diversified exhibits could cause the color of the article within the photograph a bit of different from the genuine thing. The dimension allowed error is +/- 1-3cm.