Label: Yes Materials: Silicone Rubber Hardness: 50° Temperature resistance: +250° to -40° Color: Black, White Product Name: Rubber Wiring Grommet Rubber grommets grip wires and cables passing through holes, keeping them secure while protecting them from cuts and snags. The rubber grommets are mainly used to protect cables or wires from being scratched by electrical boxes and wooden boxes. They are widely applied for hole plugging, outlet sealing, and other industrial equipment. Made of silicone rubber material, the grommet is flexible and durable, with high temperature and corrosion resistance. It is waterproof, dustproof, and provides strong insulation for safer use. The unique buckle design fits the hole better, allowing for easy installation and improved wire protection. Please check if the size meets your requirement before ordering. Package List: 4 x Snap Rubber Grommet Hole Plug Notes: Due to differences in monitor displays and lighting effects, the actual color of the item may vary slightly from the images shown. Please allow 1-3 cm size variation due to manual measurement. 1 cm = 0.39 inches