Universal texture tutorial using graphite pencils by artist Koysen (Douyin) — a highly instructive study demonstrating how different surfaces react to light, form, and shading. Each cube face showcases a unique texture, from rock and metal to fabric and wood, rendered with precise hatching, smooth gradients, and refined tonal structure. Artist: Koysen (Douyin) #graphitedrawing #texturedrawing #realismart #graphiteart #fineart #drawingtutorial #artstudy #shadingtechniques #artinspiration | Graphi