The common specifications of suction cup positioning plates are: 20 * 20 25 * 25 30 * 30 40 * 40, which is length * width (unit: millimeter). It is a very convenient tool for fixing wiring in mechanical equipment and house decoration. With zip ties, it can fix the wires inside without drilling holes, making it neat and beautiful. As long as the yellow paper under the suction cup is gently torn off, it can be easily pasted on smooth glass or walls. Our company specializes in production, so we have price advantages and guaranteed quality! Welcome new and old customers to consult and negotiate.