Areas of application: For example, for attaching signs, decorations, bread cutters, shower shelves and glass panes to rattan furniture or as a holder for towels, fairy lights and decorations in your home or motorhome. Versatile: Installs on the smoothest, cleanest surfaces.Secures glass perfectly.Clean the surface, press the suction cup and you're done. Good Material: Good quality that ensures long life and high durability. Very simple: no drilling required.No screws.Just press and you're done.Can be removed without leaving any residue: no adhesive residue, e.g. when using adhesive films. Dimensions: Suction cup diameter: 40 mm, head diameter: 15 mm, thread: M4 x 10 mm, box contents: 6 suction cups and 6 knurled nuts