Gem Pine Paraffin Lamp Chimney.
Fits the Little Gem and Luna pantry Lamp. 
Slim 2.5" Bulge . 5-1/8" high, - 1-5/8" bottom fitter - 1" top opening.
Fat 3" Bulge 4.7/8 high 1-9/16" bottom fitter 1" top opening

Not Branded,    
 Made    in England .
This Item weighs 29 grams without Packaging and can be shipped  worldwide.