(CLOTH) [noun] [U] - a thick, often firm, cloth made from a pressed mass of wool and haira felt hatA felt-tip (pen) (UK also fibre-tip (pen)) is a pen which has a writing point made of felt.See picture: Pens and pencils
FELT
Meaning of FELT in English
Cambridge English vocab. Кембриджский английский словарь. 2012