Abundant quantity: Comes with a 10 pack of lampshade ring converters, good replacements and enough for you to have Dimensions: The lampshade ring reducer day is 4mm thick, outside diameter is 46mm and inside diameter is 29mm Material: the lampshade ring reducer is made of good quality hard plastic and durable, durable to use for a long time, will not easily lose shape Easy to use: The plastic lampshade reducer rings are easy to install on a lampshade, and it has no took just seconds Widely applied: plastic lampshade reducer rings are compatible with most lampshades made by IKEA and other European manufacturers; Suitable for Edison Screw lampshades (ES/ E27) bayonet base lamps (BC/ B22) Product Description Pack of 10 E27 to E14 ring converter plastic shade, shade ring reducer for mounting edison screw shades to bayonet sockets Fit with the plus: Pendant and vertical light sockets are compatible with these E27 to E14 plastic shade ring converters. Large quantity: 10 packs are enough for you, you must also have spare ring converters to replace them. Specifications: Color: white Quantity: 10 pieces Size: Outer diameter: 46mm Inner diameter: 29mm Thickness thickness: 4mm Package includes: 10 x E27 to E14 plastic lampshade ring converter (not include the lamp) Warm Notice: For your safety, please have it installed a professional electrician to avoid electric shock.