This is the 8789th most frequent Japanese word.
材質
Material quality; texture.
In this sentence, '材質' (material) is used to specify what the chair is made of, giving a precise definition of its composition.
この椅子の材質は木製です。
The material of this chair is wooden.
Here, '材質' refers to the materials used in manufacturing, highlighting that different material choices can lead to varying quality outcomes.
材質の違いによって、製品の品質が変わります。
The difference in material affects the quality of the product.
In this context, '材質' is describing the inherent quality of the fabric or material used in the clothing.