From its blue pattern, we can tell it is denim which is a perfect fabric for texturing jeans.
CC0 Textures by tag: Jean
ArtStation - 30 Denim Fabric Smart Material Bundle + 4K PBR Texture_VOL_01
jeans,denim, fabrics textures seamless
Seamless (tileable)Blue Jeans Fabric PBR Texture with five maps: albedo/diffuse, reflection, glossiness, height/displacement and normal map.
Blue Jeans Fabric PBR Texture
30 Denim Fabric Smart Material - FlippedNormals
4K PBR Denim Material
Jeans Fabric PBR Texture
Denim jaens fabric texture seamless 16246
Free Cloth & Fabric PBR Textures
ArtStation - Free Seamless PBR Denim Material
4K Realistic Denim / Tent Material & Texture Pack in Materials - UE Marketplace
jeans,denim, fabrics textures seamless