Kingfar suction cups with strong metal bulldog style clips or clamps are useful for glass door signs, window signs, documents etc.
Kingfar 45mm diameter suction cups are rated to hold 3 pounds (1.36 kgs) in weight.
Fix the suction cups and shiny metal bulldog clips to clean, dry, slick or shiny, non textured, non porous surfaces like a glass, mirrors, glazed ceramic tiles, glossy plastic etc.
