A rayon green shirt is a type of clothing made from rayon fabric and colored in a shade of green. Rayon is a semi-synthetic fabric that is known for its softness, lightweight feel, and excellent drape. It is made from regenerated cellulose fibers derived from wood pulp or other plant materials.

The green color of the shirt can vary, but it typically refers to a shade within the spectrum of green hues. This could include various shades such as lime green, emerald green, forest green, mint green, or olive green, among others.