this is a vintage hardcover 1969 Illustrated children's book called Bears on Wheels. the book is written and illustrated by Stan and Jan berenstain. an acrobatic act begins with one bear on a unicycle and ends with 21 bears and 16 wheels flying through the air. along with the story are colorful illustrations to go with it. all the pages of the book are intact. the outside cover is worn around the edges and corners. the front cover also has marker on the top right. it is an ex library book so there are stamps from the library on random pages throughout.