Easy to mount on the wall. You can either fasten the knobs to the wall using the self-adhesive backing or screw them into the wall. We recommend using the double-sided tape only on smooth surfaces. The large hanger can hold 1 kg and the small one can hold 0.5 kg Different wall materials require different types of fixing devices. Use fixing devices suitable for the walls in your home, sold separately. Bright multi coloured knobs for walls bathrooms to creates a funky look.