…don't litter carton vase by frogen yang rosenthal studio line

pristine, this iconic rosenthal hallmarked porcelain bisque crushed and crinkled carton sculpture and or vase / art object is signed on the bottom. frogen yang designed it for the rosenthal studio mine, made in germany. this is called the do not litter carton. circa 1990.

approx: 5.25” h x 2.75” d x 2.25” w

* note last photo is showing three vases for reference