What is this?The socket ring helps to secure the lampshade to the lamp, great for holding lampshades for your table lamps, pendant lights, floor lamps, chandeliers. And the removal tool can help you remove the G9 thread socket ring.What will I get?Material: PlasticColor: White, BlackFit for Lamp Socket: G9Ring Thickness: 1.5mm / 0.06"Ring Size: 28mm x 20mm x 7.5mm / 1.1" x 0.79" x 0.3"(OD*ID*H)Removal Tool Handle Diameter: 6mm / 0.24"Removal Tool Diameter: 27x23mm /1.06"x0.91"(OD*ID)Removal Tool Overall Size: 125x40mm / 4.92"x1.58"(Length*Width)Package Content: 4 x Light Socket Ring; 4 x Socket Ring Removal ToolAre there any advantages of the product?Great replacement for your old or broken lamp holder rings. Durable and convenient for you to use.