Wool is an organic fibre coming from the sheep's fleece.
Wool is a good thermal insulator: it keeps the warmth. Others animal's fleeces are also used in the wool production: Mohair wool, comes from Angora goat Angora wool comes from Angora rabbit Kashmir wool comes from the Capra Hircus goat living on the Tibetans mountains
This material has the particularity to be natural, warm and flexible.
Linen is a vegetable fibre located in the stem between the bark and the wood.It has the particularity to be a long fibre (most of ten or so centimetres), what distinguishes it from short fibre (like cotton) or medium one (like wool).
This is one of the strongest natural fibres.
This material has the particularity to be at the same time, natural, strong and flexible. A thing we know less is that it is a very good thermal regulator.
Cotton is a vegetable fibre which surrounds the seeds of the cotton plant.
This is the first textile fibre used in the world
This material has the particularity to be natural, soft and resistant.