Suction Cup Hooks For Christmas Lights: Stop damaging your house to get your holiday lights up! Theres a smarter way; Premium Suction Cup Light Holder is the quick and easy solution to decorating with string lights. Effective enough for pros and easy to use for amateur decorators, the powerful suction cups can attach to any smooth surface and come accompanied by light clips that grasp each lightbulb for dazzling, polished lighted displays. suction cups for holiday lights made in the USA with durable, break-resistant, and yellow-proof clear plastic thats virtually unnoticeable. Use indoors or out on smooth surfaces such as glass, plastic, metal, tile, and more all season long. The clips work with C-sized bulbs (c5, c7, c9, c12) and G40 LED rope lights. For best application results, the surface should be above 40 Fahrenheit.