... stick on any smooth surface 2.reusable,washable, and eco-friendly. 3.will not leave stains and marks 4.Non-toxic ... suitable for those materials: enamel plate, marble, porcelain ,wooden wall, glass ,cement wall. pvc plate, stainless plate and so on.Material: PET ... remove the pothook5Stick on most smooth and flat surfaces6Decorative, Eco-friendly and non-toxic.7No hacking of nails on walls.8Can ...