Description: 1.SUPERIOR MATERIAL - 8 inch glass suction cups built with thickened rubber material, long-lasting suction, cold and heat resistance, non-slip and durable. Portable ABS handle window suction cups are comfortable, not easy to fall off and deform. 2.WEIGHT WINDS - The glass suction cup Load capacity: 250kg (max), diameter: 8 inches, the suction cup can connect and quickly lift the large items whose surface is smooth, flat and clean. Strong suction makes your jobs more effective, safe and professional. Save your time and free your hands. 3.Pressure gauge Heavy-duty portable suction cups come with pressure gauge which makes work clearer. Depending on the weight of the objects, choose one or more vacuum suction cups appropriately to finish the job more safely. Before use, make sure that the surface of the adsorbed object is clean and without water. 4.EASY TO CARRY AND USE - Large glass suction cups are lightweight and conveniently transported when they are outdoors. Use step: press the air pump repeatedly several times until the red line disappears. The object will be sucked firmly and can be lifted and loaded. Release simply by pressing the valve lever 5.VARIOUS USES - This tile suction cup can be widely used on many smooth surfaces such as granite, glass, plastic, windows, tables, large tiles, cabinets, stone plates, flat glass, plastics, steel panels, household appliances and furniture. Specifications Name: Suction cup material: rubber + metal Suction cup size: 8 inches Package list: 1 * Suction cup (optional) (pack) 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the photos. 2.Due to manual measurement and different measurement methods, consider a deviation of 1 to 3 cm. Thank you!