Xotic Tech 2x D2S D2R HID Bulbs Wiring Harness Extension Socket AMP Connector Retrofit Adapter Kit For Headlight Or Foglamp, Plug And Play Never Melt One pair (2 pieces) conversion adapters to convert aftermarket ballasts to D2S / D2R bulbs Just plug and play between D2S / D2R HID bulb to ballast Material: Durable PVC Rubber, long lasting High quality waterproof connectors, long efficient lifespan Length: Approx. 9 inches, longer than 3" plug in the market