ITEM NAME:50Pcs 2:1 Heat Shrink Tubing Sleeve Sleeving Heat Shrink 4 Terminal Types Description: 50pieces 2:1 Heat Shrink Tubing Tube Sleeving Wrap Cable Wire 4 Color 4 Size High quality flexible PETG with waterproof function. Mainly used for wire connection, joint protection welding, solder joint protection, electronic device, protection and insulation treatment, metal protection surface, etc. Just strip your wires, insert them into the connector and apply heat. Suitable for both marine, sailing, car, automobile application. Specification: Material:PETG Maximum Continuous use Temperature: 125 ° C 10 Pieces White Shrink Connectors: Suits cable/ wire sizes AWG 26-24 / 0.25-0.35mm ² 23 Pieces Red Shrink Connectors: Suits cable / wire sizes 18-22AWG / 0.5-1.5mm ² 12 Pieces Blue Shrink Connectors: Suits cable / wire sizes 16-14AWG / 1.5-2.5mm ² 5 Pieces Yellow Shrink Connectors: Suits cable / wire sizes 12-10AWG / 4.0-6.0mm ² Package Includes: 1 Set Heat Shrink Butt Wire Connectors Terminals 1 Piece Storage Box.10 Pieces White Shrink Connectors: Suits cable/ wire sizes AWG 26-24 / 0.25-0.35mm ². 23 Pieces Red Shrink Connectors: Suits cable / wire sizes 18-22AWG / 0.5-1.5mm ². 12 Pieces Blue Shrink Connectors: Suits cable / wire sizes 16-14AWG / 1.5-2.5mm ².