Lang is a vinyl rubber inflatable red panda with light purple fur. He has large, dark purple stripes on his arms and legs as well as smaller ones on his face going from his eyes to the bottom of his face.
He had relatively short ears and fluff on his head, and his eyes were a much darker purple than the rest of his body. He has a large zigzag tail, the upper part of which is colored the same dark purple as the stripes on his body. He has a plastic anal valve. He loves inflatables.