Once my oldest daughter told me that her mother-in-law had some success selling dryer balls at the farmer's market, I thought I would try to make one. The only wool yarn I had on hand was a dull light blue. I would not normally have bought this, but it was on clearance at Hobby Lobby and could not pass it up. I used my scanner to take the picture, that is why it has a bright circle on the ball.
For "artistic" purposes, I wrapped some orange and sock yarn around the ball:
So if you want to make your own dryer ball, here is the link I used to make my dryer ball: