ITEM NAME:102Pcs Heat Shrink Solder Sleeve Waterproof Solder Ring Heat Shrink Solder Y5U8 102Pcs Heat Shrink Solder Sleeve Waterproof Solder Ring Heat Shrink Solder Y5U8 1.Excellent wire contact, work efficiently. 2.With waterproof function. Durable in use 3.Easy operation, just strip your wires, insert them into the connector and apply heat. 4.Easy one step connection of wires, soldered, insulated and sealed. Store in a box, convenient to carry. 5.Suitable for cable both marine and automobile application. Size: Heat shrinkable tube length: 20x3.2mm Red loop: 40*2.7mm Blue loop: 40*4.5mm White loop: 25*1.7mm Yellow loop: 40*6mm Color:Photo Color Material:Polyolefin Package Contents: 6* white rubber ring 20* red rubber ring 20* blue rubber ring 6* yellow rubber ring 50* black tube.With waterproof function. Durable in use. Easy operation, just strip your wires, insert them into the connector and apply heat. Heat shrinkable tube length: 20x3.2mm. Easy one step connection of wires, soldered, insulated and sealed.