The rubber grommet features a dual-sided design that offers enhanced protection for cables and wires. Its robust construction ensures a secure fit in various hole sizes, making it suitable for use in vehicle firewalls, electrical appliances, and outdoor equipment. The grommet's flexibility allows for easy installation and removal without damaging the wires. Features -Note:Opening hole size: 20mm, 25mm, 30mm, 42mm -Color:Black -Material:Rubber -Size:5.00X5.00X1.30cm/1.97X1.97X0.51in -Size:4.00X0.80X0.80cm/1.57X0.31X0.31in -Size:3.50X0.80X0.80cm/1.38X0.31X0.31in -Size:2.50X0.70X0.70cm/0.98X0.28X0.28in -Enhanced cable longevity: the doublesided rubber grommet safeguards cables from external damage, significantly extending their service life -Comprehensive protection: the rubber grommet effectively blocks debris, maintaining the cables' optimal working condition -Wide range of uses: ideal for use in homes, offices, and industrial settings, catering to diverse cable protection requirements -Rubber: constructed from rubber material, it offers wear resistance and performance -Userfriendly installation: the grommet's design allows for simple and fast installation, requiring no tools Package list: 8 x grommet ( Opening hole size: 20mm, 25mm, 30mm, 42mm)