Extensive Size Variety: This kit features 200 rubber grommets in 7 different sizes (80pcs x 7.14mm, 40pcs x 9.53mm, 30pcs x 12.07mm, 20pcs x 15.88mm, 10pcs x 19.05mm, 10pcs x 22.23mm, 10pcs x 25.4mm), catering to diverse needs for wiring, plumbing, and mechanical applications. Premium Durability and Resistance: Constructed from high-grade rubber, these grommets offer exceptional flexibility and durability. to aging, temperature variations, oils, and chemicals, they provide excellent insulation, flame retardance, and UV stability for long-lasting utility. Universal Application: perfect for a vast range of uses, these rubber grommets are perfect for sealing and protecting wires and cables through wall holes, electrical appliances, automotive assemblies, and edges or corners, minimizing the risks of wire damage and fire hazards. Organized and Accessible: Each size is neatly compartmentalized in its dedicated slot within a handy storage kit, labeled for quick identification and access. This organizational system ensures you can find the right size swiftly without hassle, enhancing workflow and efficiency. Plastic boxes come in random styles, no specified colors are accepted Material: rubber colour: black Package Contents: 200 x 7Sizes Rubber Grommet Assortment Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.