Description: 【Comprehensive Protection and Versatility】: This 720pcs Rubber Sleeves kit can be used as rubber dust caps, dropper caps, rubber sleeves, protection covers, insulation plugs, and thread protection caps 【Quality Rubber Material】: Rubber Sleeves are made from premium PVC polyvinyl soft rubber material with good elasticity and wear resistance, these components ensure a tight fit for effective sealing 【Easy Installation 】: The thread protection caps and wire sealing caps allows for quick and easy installation without loosening 【Insulation Safe for Electrical Protection】: The insulation plugs are specifically designed for wire connector to provide additional electrical insulation protection 【Convenient Storage Box Included】: All components come in a dedicated storage box, protects the accessories from damage while keeping your workspace tidy 【Wide Applicability for Various Needs】: Suitable for various models of automotive carburetors, wire connector, or any situation requiring dustproofing, waterproofing, or insulation protection—ideal for car maintenance professionals, electricians, or DIY enthusiasts alike Size Chart: Total quantity: 720 pcs Size range: ID 1.5-6.5mm 100x ID 1.5mm 100x ID 1.8mm 100x ID 2.0mm 100x ID 2.5mm 50x ID 3.5mm 50x ID 3.0mm 50x ID 4.0mm 50x ID 4.5mm 30x ID 5.0mm 30x ID 5.5mm 30x ID 6.0mm 30x ID 6.5mm Package Includes: 720pcs Rubber Sleeves Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.