Trinity Candle Factory Premium Scented Leather - Effusion Lamp Oil - 8 oz. Catalytic Lamp / Effusion Oil is for your Lampe Berger, Redolere, La Tee Da, or Stone Wick Lamps. Truly a great product. Trinity Candle Factory's catalytic lamp oil is great for any stone wick lamp assembly. This Leather scented fragrance smells like the real deal. Weather you are wanted that "new car smell" or simply enjoy the Leather aroma this one is for you. Just an Amazing Fragrance! 100% Satisfaction Guarantee.Guarantee.