unique, natural grunge texture featuring a cross-section of a tree with cracks and concentric circles

tree rings circular pattern aged distressed vintage rustic abstract natural organic monochrome cross section sawn wooden grunge texture unique cracks stencil overlay template background design vector illustration circle concentric radial weathered damaged rough worn old retro ancient history nostalgic antique decay roughness wornout surface detail naturalistic realistic high resolution featuring cross-section circles ideal for designs