SmartDealsPro 6-Pack PBT White Intermediate E17 Base to Candelabra Candle E12 Base Light Fixture Bulb Socket Adapter Reducer (6-Pack) Intermediate E17 Base to Candle Candelabra E12 Base Made of aluminum and PBT Maximum wattage is 90 Watts Ceremic design, don't afraid of break the adapters off the adaptee bulbs.