A unique Handmade Fountain pen. Supplied with a certificate of authenticity, This certificate verifies that all stabilized mammoth bone, molar from Raffir ApS is made from genuine woolly mammoth fossils. The woolly mammoth (Mammuthus primigenius) lived during the pleistocene age, and the remains of this majestic animal typically dates back to 10,000-50,000 BP. The fossils are excavated in Europe and Far East Russia. This is genuine Woolly Mammoth (Mammuthus primigenius) fossil dating back to the last Ice Age. These pen blanks were prepared from the molar teeth recovered from the skeletal remains. This pen hand totally handmade, including the nib section. The pen features a large Size 8 Bock Bi Colour Medium nib, available in Bi-Colour and These are available in Extra Fine, Fine, Medium and Broad The extra large premium ink converter will be fitted ready for your choice of ink. Weight Capped 31g Weight Un Capped 22g Capped Length 145mm Uncapped Length 135mm Body Diameter 16mm tapering to 14mm ALL dimensions are approximate Please Contact if you require a different nib size . NIB FITTED IS A MEDIUM.