Screw Suction Cup, 12 Pcs 30mm Clear Suction Cups with Thread, Extra Strong Insulated PVC Plastic Suction Cup for Hanging Curtains, RV, Window, Bathroom, Van

【SUPERB QUANTITY】You will receive 12 window suction cups. Each suction cup has a diameter of approximately 30 mm. Small and compact, they are easy to carry and can meet your various hanging needs, saving space and keeping it tidy. 【HIGH-QUALITY MATERIAL】These suction cups are made of plastic, which is strong and waterproof, safe and durable, and not easy to yellow or deform. The suction cup is transparent and does not affect the overall decorative style. Strong adsorption force, soft material, no damage to the adsorption surface. The screws are made of metal, stable and reliable. 【KNURLED NUT】These suction cups are equipped with knurled nuts, which are accessories installed on the top of the suction cups. Thanks to the screw-in design, simply screw the nut into the screw to hang or secure objects safely and easily. 【EASY TO INSTALL AND REMOVE】 Clean the surface of the target point before use, then press the suction cup onto the smooth, dry surface to expel air, without screws or drilling. When disassembling, simply peel the suction cup off the edge and it can be easily disassembled without leaving any marks. 【WIDE APPLICATION】 These suction cups are suitable for most smooth, flat, and non-porous surfaces, such as glass, mirrors, refrigerators, doors, metal, tiles, etc. Used for attaching signs, acrylic panels, wreaths, decorations, and hanging crafts, etc.