Urban Adhesive sticks perfectly to any smooth, flat surface: old tile, ceramic, glass, metal, smooth paint, or varnished wood.  It can be used to fill gaps between tiles Add a cheerful touch to your bedroom, bathroom, kitchen, living room, office or dining room.  Perfect decorations for all kinds of events: birthday, wedding, Halloween and Christmas. Make the interior a more pleasant and cozy place.  It can be used on all flat and smooth surfaces. Ceramic Tile Mildew Remover Tape is ideal for filling gaps between tiles. easy to use.  Make sure the surface is smooth, clean and dry. It can also be applied to drywall or old tiles.